which of the following statements about the mole is false?

which of the following statements about the mole is false?2020/09/28

A 15.5 gram sample of diphosphorous pentoxide contains how many grams of phosphorous? NULL, Electronics Bazaar is one of best Online Shopping Store in India. If we talk about the N. H. C. Do you agree? Step 1/2 A. How many molecules of sulfur trioxide are in 78.0 grams? A) 58.4 A) C2H3O2 d) liquid nitrogen > ? One mole of compound is the mass of the compound weighing equal to the, A: The number of moles of each atom present in a compound can be determined from its molecular formula.. The resulting pressure will be. Which one of the following statements concerning the mole is false? B) An empirical formula gives the smallest whole number ratio of each type of atom in a molecule. > ? A) 22.4 B) 12.8 C) 19.2 D) 16 E) none of the above, 18) How many moles of carbon are in 3.5 moles of calcium carbonate? 30 seconds . The amount of reaction that consumes 32.0 g of O 2 produces 36.0 g of H 2 O. b. Whether you're looking for a short shadow, longer stubble or even a neat beard, the Barba Beard Trimmer is the perfect trimmer for most situations. 2) Which of the following statements about the mole is FALSE? What is the type of bond between the hydrogen of one molecule and the nitrogen of another, What is the type of bond between carbon, hydrogen, and oxygen atoms in organic. Which is correct = TO BE DETERMINED, A: we are given a. Calculate the molar mass of calcium nitrate. c) The total mechanical energy is constant as the block moves in simple harmonic motion. D) not enough information Suppose you are sitting next to a fireplace in which there is a fire burning. b) when the pendulum swings slowly d) During simple harmonic motion, the net force on the object is zero newtons when it is at its equilibrium position. b) This is done to protect the wall of the bottle that is silvered. E) All statements are correct. Determine the empirical formula of ascorbic acid if it is composed of 40.92% carbon, 4.58% hydrogen, and 54.50% oxygen. E) none of the above, 33) A compound has a molar mass of 180.18 g/mol. Answer: B. the molecular kinetic energy per unit volume. E) none of the above, 36) If you have atoms of copper, how many moles of copper do you have? The mole is the SI base unit for expressing the "amount" of a substance. Mass of C = 18.0 grams The mole is defined in terms of the carbon-12 isotope. Which of the following conditions is most likely to be associated with a veginal pH of 4? Remington Barba Beard Trimmer MB320C. A pressure gauge on the pump indicates the pressure inside the tire is increasing each time she pumps. Therefore, the correct answer is option c) the number of atoms in 1 mole of carbon = the number of atoms in 1 mole of boron. The mole is related to Avogadro's number. D) Cu The gas undergoes a reversible isothermal compression from an initial volume Vi to a final volume 0.5Vi. b) The velocity of the block is never zero m/s. B) 88.05 g/mol Mole concept is a method to determine the amount of any substance that consists of some elemental particles using a grouping unit called mole. VIDEO ANSWER: Yeah, everyone. A mole of a monatomic element corresponds to one Avogadro's number of atoms. > ? B) H2O2 c) The total mechanical energy is constant as the block moves in simple harmonic motion. a) decreases A) MgO A) 0.236 B) 0.472. >. Identify the following reaction: H2O + CO2 H2CO3, Identify the following reaction: Glycine + Lysine Dipeptide + H2O, Identify the following reaction: Sucrose + H2O Glucose + Fructose. It is observed to oscillate with a frequency f. Which one of the following actions would increase the frequency of the motion? You have 10.0 g each of Na, C, Pb, Cu and Ne. Which of the following statements is false? What is the value of n when empirical formula is C3 H5 and the molecular mass is 205.4 g/mol? A block is attached to the end of a spring. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. d) equation of continuity Which of the following statements is false? > ? 24) Which of the following statements about empirical formulas is incorrect? An iron chloride compound contains 55.85 grams of iron and 106.5 grams of chlorine. Heat flows out of the gas and into the surroundings. What is the molecular formula of a compound given the molar mass of the compound is 30.04 gram and the empirical formula is NH? A) An empirical formula represents a molecule. This is a Most important question of gk exam. 20) What is the mass of A) 34.02 One mole of (NH4)2HPO4 contains how many moles of hydrogen atoms? Which contains the largest number of moles? C) 0.429 b) The pressure is not dependent on the atmospheric pressure exerted at the surface of the liquid. E) none of the above, 8) How many moles are there in 82.5 grams of iron? Which one of the following statements concerning the mole is false? A mole is a unit of quantity equal to 6.02 x 10 23 particles. B) 2.01 gram of Na2SO3 > ? 4 moles of hydrogen atoms This will happen in the future. b) with the smaller coefficient of linear expansion, b) with the smaller coefficient of linear expansion, A monatomic ideal gas is compressed isothermally to one third the initial volume. Another false statement from you. The right chamber is evacuated. b. D) C2H8 Which of the following is the type of bond holding K+ and I- ions in KI? 4) Rarely causes Persistant Gestational Trophoblastic Neoplasia. Buy Now! Question: 4. A Carnot engine has a heat input of 3700 J and heat exhaust of 1400 J. Which type of molecule contains the alcohol glycerol? If one complete cycle of a reversible process is carried out on a sample of an ideal gas so that its final state is the same as its initial state, which one of the following quantities is the only one which can be non-zero? It is common for new moles to . D) All of A, B, and C. E) none of the above. A) the properties of hydrogen peroxide. E) none of the above, What is the mass percent of chlorine in hydrochloric acid, 28) One mole of ammonium nitrite contains: A) 2 moles of nitrogen atoms B) 4 moles of hydrogen atoms C) 2 moles of oxygen atoms D) All of A, B, and C E) None of A, B, and C, 13) The mass of one mole of carbon dioxide is ________ g. A) The mass of 1 mole of carbon is greater than the mass of 1 mole of magnesium. A) 28.01 We also offer pet boarding and sitting services to dogs and cats up to 45 pounds. What volume of sulfur dioxide gas is produced under the same conditions? A) 4 B) 2 C) 8 D) 9 E) none of the above, 11) What is the mass of 1.56 1021 atoms of magnesium in grams? Complete the following statement: When an object is placed in a fluid, a buoyant force is exerted on it that is directed upward with a magnitude What is the mass percent of hydrogen in water? Helium-filled balloons rise in the air because the density of helium is less than the density of air. The rate at which the object oscillates may be described using the period T, the frequency f, and the angular frequency . E) none of the above. What is the cause of this pressure increase? Hitler and the National Socialists saw the struggle as between the White European and the "eastern" Marxist-Communist (or Bolshevism). How many moles of Pb are in 4.71 1021 Pb atoms? The molecular mass of A is one fourth that of B. d) One mole of a substance has the same mass as one mole of any other substance. > ? e) Increase the distance that the spring is initially stretched. 12. The mole concept enables one to handle the large amount of small elementary particles. Q. a) the flow of energy due to a temperature difference. B) 13.3 What is Pf/Pi, the ratio of the final to initial pressure? What is the mass of 1.56 1021 atoms of magnesium in grams? a) Emissivity depends on the condition of the surface. E) none of the above. In each case, explain why the statement is true or false.true or false._____1. a) The maximum acceleration of the block occurs when its velocity is zero. the evaporation and condensation of benzene in a closed vessel, A block that slides on a rough surface slows down and eventually stops. e) The period would increase, but the frequency would decrease. > ? e) A totally solid object can float on water if its density is greater than the density of water. C) 2.12 10^25 > , 1956 ? What is the formula of the oxide? E) none of the above, If 2.01 1023 atoms of an element from Group IA of the periodic table has a mass of 7.675 grams, this element is most likely, 29) Vitamin C is known chemically by the name ascorbic acid. Which of the following statements is the best explanation for this observation? Given the following balanced equation, how many moles of HCl are required to completely react with 0.40 moles of zinc? b) The frequency of the pendulum does not depend on the acceleration due to gravity. > ( ) ? Which of the following pairs is mismatched? b) that is greater than the weight of the fluid displaced by the object. What is the ideal treatment for a 55 year female with Simple Hyperplasia of endometrium with Atypia? d) A man kneels with both knees on the ground. If you obtained 108 grams of aluminum from an ore sample that initially weighed 204 grams, what is the mass percent of aluminum in this bauxite ore? Which one of the following statements is necessarily true? D) Its atomic weight is 12. We enjoy helping your pets to feel and look healthy, happy, and handsome! d) One mole of a substance has the same mass as one mole of any other substance. > ? Given the following percent composition, calculate the molecular formula: 39.99% C, 6.73% H, 53.28% O. A) CH3O2 Start your trial now! > ? Labor income is the compensation of employees that is a return to work effort, which includes wages, salaries and employer-provided benefits. > - ? > ? Study with Quizlet and memorize flashcards containing terms like Complete the following statement: The atomic mass unit (u) is defined so that 1 u is exactly equal to the mass of, Which one of the following statements concerning the mole is false?, Two pure samples of atoms, labeled A and B, contain titanium (Ti) atoms and carbon (C) atoms, respectively. A: Given Which of the following is already in its empirical formula? Complete the following sentence: In harmonic motion, resonance occurs when B) C CH4(g) + 4 Cl2(g) -------> CCl4(g) + 4HCl(g) E) All statements are correct. Complete the following statement: Walls that separate a system from its surroundings and permit heat to flow through them are called. a) 6.29 kg An estrogen compound with the empirical formula C12 H17 O2 has a molecular mass of 386.6 g/mol. 4 KO2(s) + 2 CO2(g) 2 K2CO3(s) + 3 O2(g) What mass of KO2, in grams, is required to react with 8.90 L of CO2 at 22.0 C and 767 mm Hg? l type='a'> 0.00552 mole of calcium 6.25 mmol of boron (1mmol=11000mole) i>135 moles of aluminum 1.34107 moles of barium 2.79 moles of phosphorus 0.0000997 mole of arsenic. c) 2.94 kg B) FeCl2 A: The number of moles of sodium atom can be calculated as given below. Number of mole of sulphur atom = ? C) CH4 At constant P and T, volume and moles of gas are directly proportional. The left chamber contains one mole of a monatomic ideal gas. Which one of the following statements concerning simple harmonic motion is false? When NH4NO3,, A: Given data Explain. a) with the larger coefficient of linear expansion B) C3H e) A man stands with the toes of one foot on the ground. All of the following interventions are recommended to prevent mother to child transmission of HIV,Except, The following statements are true regarding fetal circulation except -. Receipt of an extension of time for filing a gift tax return does not extend the due date for payment of the gift tax. The mole is defined in terms of the carbon-12 isotope. Calculate the number of Hydrogen atoms in 5.4 moles of Hydrogen. B) 1.73 a) The maximum acceleration of the block occurs when its velocity is zero. Why is it important to know the salinity, temperature, and density of a seawater sample? 8) Ifa 25.00 L flask is filled with a 0.60 mole of hydrogen gas and 0.60 mole of iodine gas, Question: 8) Ifa 25.00 L flask is filled with a 0.60 mole of hydrogen gas and 0.60 mole of iodine gas, what are the equilibrium concentrations of the three gases? Experts are tested by Chegg as specialists in their subject area. B) empirical only. The gas undergoes a reversible isothermal compression from an initial volume Vi to a final volume 0.5Vi. A) It has 6 protons in its nucleus. D) the number of moles of hydrogen peroxide in 1.00 g of the substance. Weight of NaN3 = 75gm It remain constant for every 1 mole of substance. each carrying a current III but in opposite directions.Graph the magnitude of B\vec{B}B at points on the xxx-axis. b) Pascal's principle A: At STP molar volume of an ideal gas is 22.4 L. A: To solve this problem we will the stoichiometry ratio of balanced chemical equation . e) 0.002 94 kg. How many molecules of nitrogen monoxide are in a 22.5 gram sample? Two sucrose solutions of the same molality prepared in different solvents will have different freezing point depression. 109 An ore sample with a mass of 670 kg contains 27.7% magnesium carbonate, MgCO3. Which of the following statements isfalse? One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. > ? Water molecules strike the particles giving them the same average kinetic energy as the water. Bauxite is an ore that contains the element aluminum. b) air 1) What is the correct value for Avogadro's number? How might this location benefit the virus? The mass of 1 mole of magnesium is greater than the mass of 1 mole of carbon. Create an account. A) One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. You, a robot who went to catch the remaining blood in the jungle, was actually killed by the anti kill, sorry The buddy playing Rexai blushed up to the neck, and could only sigh and say, You underestimated the enemy.It was actually exactly the same as Carter s tone before . > ? If heat is exchanged, is it absorbed or released? Please, A: Ideal gas is the gas that obeys ideal gas equation i.e. E) Ne, 2 moles of nitrogen atoms The given reaction is, Labor income is the compensation of employees that is a return to work effort, which includes wages, salaries and employer-provided benefits. > ? Which of the following statements about empirical formula is incorrect, 29) One mole of potassium sulfate contains: A) 4 moles of oxygen. >. ? The mole is defined in terms of the carbon-12 isotope. C) 0.142 The empirical formula for this compound is: Answer: A mole of Cu atoms has the same number of atoms as a mole of He atoms. > ? A: Ar : Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste, John C. Kotz, Paul M. Treichel, John Townsend, David Treichel, Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell. Units of atmospheric pressure and osmotic pressure are the same - This statement is false. C) 31.3 Economics questions and answers. These moles are called acquired melanocytic nevi (and include the subtype epidermal nevus). e) when the length of the pendulum is more than twice the diameter of the bob, c) when the pendulum swings through a small angle. How many volumes of hydrogen are required for each volume of carbon dioxide when each gas is at the same temperature and pressure? The donor pays the gift tax generally. As the measurements are recorded at same, A: The reaction taking place is B) A mole of a monatomic element corresponds to one Avogadro's number of atoms. Which law, principle, or equation specifies that the mass flow rate of a fluid at two positions along a tube must be constant? c) increases, If a gas condenses to become a liquid, what can be concluded about the latent heat of evaporation? The block is free to slide on a frictionless floor. Is it okay? Consider the following unbalanced chemical equation: ^Sfr) + O2(g) ? Buy online Mobile Phones, Laptops, Tablets, Cameras & much more at best prices. b) angular frequency > ? Some of these gases, including methane, can be captured and used as fuel to support the mining operation. Molecular Mass of Magnesium Perchlorate = 223.21. Given the following percent composition what is molecular formula 40% C, 6.7% Hydrogen, 53.3% O, 25) The simplest formula for hydrogen peroxide is HO. l type="a"> 1.271 g of ethanol, C2H5OH i>3.982 g of 1 ,4-dichlorobenzene, C6H4Cl2 i>0.4438 g of carbon suboxide, C3O2 i>2.9 10 g of methylene chloride, CH2Cl2, Use the average atomic masses given inside the front cover of this hook to calculate the number of moles of the element present in each of the following samples. > , ? > ? E) none of the above. Which of the following contains 9.02 1023 atoms? Which are the primary molecules making up plasma membranes in cells? A: Balancing a chemical is the process in which a certain coefficient is multiplied to the molecular, A: The chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE) is, A: For a given balanced chemical equation number of moles of substance is equal to stoichiometric, A: Given, Volume of O2 = 1 L, A: The reaction of the combustion of propane is as follows: A) 40.08 g/mol Two pure samples of atoms, labeled A and B, contain titanium (Ti) atoms and carbon (C) atoms, respectively. Under which one of the following conditions does the motion of a simple pendulum approximate simple harmonic motion? We also offer single services like nail clippings or teeth brushing. Which of the following statements about the mole is FALSE? > ? Which of the following statements is FALSE? Ungraded . SO2(g)+2Cl2(g)SOCl2(l)+Cl2O(g)How many liters of Cl2O can be produced by mixing 5.85 L of SO2 and 9.00 L of Cl2? Consider two ideal gases, A and B, at the same temperature. (c) Would a balloon filled with carbon dioxide at the same temperature and pressure rise? If 32.0 g of oxygen reacts with excess methane, the maximum amount of carbon dioxide produced will be 22.0 g. If 11.2 liters of methane react with an excess of oxygen, the volume of carbon dioxide produced at STP is (44/16)(11.2) liters. 1L = 10-3, A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the, A: At STP 1 mole of a gas occupies 22.4 L of volume. c) the area of the hole increases by the same amount as a similar area of the metal does. > . . ? B) One mole of atoms makes up an amount of atoms that can be seen with the naked eye. A compound has a molar mass of 180.15g/mol. Number of, A: Their set up is wrong A) 3.30 Which of the following, Assume Saccharomyces cerevisiae is grown in a nutrient medium containing the, Starch, dextran, glycogen, and cellulose are polymers of, Two glucose molecules are combined to make a maltose molecule. PV = nRT at all temperatures and pressures., A: Here we are required to find the mass of ammonium chloride produced from the synthesis reaction, A: This is the concept of mole equivalent, A: From the reaction it is clear that 1 mole N2(g) gives 2 moles NO2(g). Which of the following statements about empirical formulas is incorrect? AW Lot 16: 1-Farmer's Pocket Ledger, 72nd Annual Edition, Compliments of Vrbsky Bros., Crete, Nebr., 1938-1939, has some handwritten notes, 1-John Deere Farmer's Pocket Notebook, 102nd Annual Edition, Compliments of Witte Implt's, Bennington, Nebr., 1968-1970, has handwritten notes, Buy upon. > , 44 . ? E) none of the above. > ? B) A mole of a monatomic element corresponds to one Avogadro's number of atoms. a) The mole is related to Avogadro's number. Science Biology Which of the following statements regarding RNA is false? a. the size of a mole of atoms has a reasonable mass b. a mole of an element corresponds to one Avogadro number of atoms c. one more of an element has a mass equal to its atomic mass expressed in grams d. one mole of water contains 1/2 mole of oxygen atoms C) 155 Most common gestational trophoblastic disease following hydatidiform mole is ? Two engines are identical except that engine A is two years old and engine B is new. One mole of atoms makes up an amount of atoms that can be seen with the naked eye. moles of H = 19.8 That is, a block at rest never begins to move and accelerate on a rough surface without the action of an external agent. > . ? Which one of the following situations is a direct application of the Zeroth Law of Thermodynamics? Mass of KClO3= 20.8 g, A: Interpretation- a) The pressure is the same at all points in the fluid. Given the following percent composition, what is the molecular formula? E) none of the above, 31) An estrogen compound with the empirical formula C12H17O2 has a molecular mass of 386.6 g/mol. A) 39.1 B) 16.5 C) 21.4 D) 8.54 E) none of the above, 19) If a sample of carbon dioxide contains 3.8 moles of oxygen atoms, how many moles of carbon dioxide are in the sample? Which one of the following statements concerning a collection of gas molecules at a certain temperature is true? An isobaric process is represented on a pressure-volume graph by which one of the following curves? > , ? PV = nRT, A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Why, according to our textbook, does the volume nearly double? Can be reliably diagnosed by USG in early gestation, 3.Usually associated with Triploidy, 4. d) The total mechanical energy is only dependent on the spring constant and the mass of the block. B) 0.0630 C) 51.6 > ? Identify the salt. A) 9.012 What is the mass percent of chlorine in hydrochloric acid? What is the most likely empirical formula for this compound? If 3.011 1023 molecules have a mass of 20.04 grams, what is the molar mass of this substance? D) 2.01 > ? D) 20 B) 16.5 Every methane molecule that reacts produces two water molecules. C) 26.7 A) 136.03 g/mol B) 102.09 g/mol C) 132.10 g/mol D) 164.10 g/mol E) none of the above, 16 If 3.011 molecules have a mass of 20.04 grams, what is the molar mass of this substance? c) If the length of the pendulum were increased, the angular frequency of the Calculate the empirical formulas of the following polymers: Lucite (Plexiglas); 59.9% C, 8.06% H, 32.0% O Saran; 24.8% C, 2.0% H, 73.1% C1 polyethylene; 86% C, 14% H polystyrene; 92.3% C, 7.7% H Orlon; 67.9% C, 5.70% H, 26.4% N. n chemistry, what is meant by the term mole? D) 1.48 (b) If you take one tablet, how many molecules of aspirin are you consuming? Which molecule is composed of a chain of amino acids? > ? E) none of the above. C) One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. > ? Which of the following quantities is not related to the amount of the temperature change? the correct set up would be ? Step-by-step explanation Answer 1: The sentence in question is considered to be a fragment because it does not contain a subject and verb. The mole concept can b. 30.07 g/mol (molar mass) of ethane, A: Mass of sample of Magnesium is 0.0524 g. d) both choices a) and b) Which of the following statements is false? What would the empirical formula be for the molecular compound C6H9O4? e) You can feel the heat of the fire primarily because of convection. Why did you do that? proportional to the Kelvin temperature of the gas. 2K2O2(s)+2CO2(g)2K2CO3(s)+O2(g)If a person at rest exhales 3.0 L of air per minute and CO2 is 3.4% (by volume) of exhaled air, how many grams of K2O2 are needed per person for a five-day trip. $1,595.00 ($1,595.00/Count) Usually ships within 6 to 7 days. The mass of one mole of carbon dioxide is ________ g. Vitamin C is known chemically by ascorbic acid. A circular hole is drilled through a penny. b) remains unchanged Which one of the following statements is true concerning the ratio of the molar heat capacities Cp/Cv for an ideal gas? An increase in pressure will guarantee an increasein the ozone yield according to the following equilibriumequilibrium:3O2(g) = 2O3(g)._____2. 2) 3) How many atoms are in 1.50 moles of fluorine gas? If 16.0 g of methane react with 64.0 g of oxygen, the combined masses of the products will be 80.0 g. If 22.4 liters of methane at STP react with 64.0 g of oxygen, 22.4 liters of carbon dioxide at STP can be produced. D)1.05 10^25 A: There are some correct statements where are written with explanatios. How does the molecular mass of A compare to that of B? The complete question is: The given statement is:, A: 4) Calculate the number of moles of each option-, A: Empirical formula of the compound is the simplest whole ratio of different atoms present in the that, A: Since you have posted a question with sub-parts , we are entitled to answer the first three. A.) The rate of heat flow through the wall of a house does not depend on which one of the following quantities? 22.4LvolumeatSTP=molarmass.massofcompound=volume, A: Given c) At a given depth in the liquid, the pressure is the same at all points at that depth. Which of the following statements about Avogadro's Law is false? d) when the pendulum swings through a large angle Science Chemistry Which one of the following statements about the following reaction is false? A 20 yrs old woman gives a history of sharp pain in the lower abdomen for 2-3 days every month approximately 2 weeks before the menses.The most probable etiology for her pain is: Early cord clamping should be done in all except-, A primigravida in first trimester was observed to be sputum positive for acid fast bacilli.She had no previous history of tuberculosis.Which of the following should be the treatment strategy, Kamla,a 48 years old lady underwent hysterectomy on the seventh day.She developed fever burning micturation and continuous urinary dribbling .She can also pass urine voluntarily.The diagnosis is-. Hence from the above reaction, A: Given :- A) 2.33 e) The period would increase, but the frequency would decrease. E) none of the above, 14) Calculate the molar mass of ammonium carbonate. which of the following statements about the mole is FALSE one mole of water contains 1/2 mole of oxygen atoms how many atoms are in 1.50 moles of fluorine gas 1.81 1024 one mole of boron has a mas of _______g 10.811 what is the mass in grams of 5.40 moles of lithium 37.5 You have 10.0 g each of Na, C, Pb, Cu and Ne. b) the driving frequency is the same as the natural frequency of the system. Water will pass through the filter paper if the B option is used here. In comparing 1 mole of carbon atoms to one mole of magnesium atoms, which statement is TRUE? The reaction of 3 moles of H2 gas will produce 17 g of NH3 Explanation: From the equation of the reaction, 1 mole of nitrogen reacts with 3 moles of hydrogen to produce 2 moles of Ammonia. 2) KM = Vmax/2. B) 2 moles of sulfur. C) C3H6O2 > ? 39) How many moles of oxygen are in 3.30 moles of NaC ? The given reaction is combustion reaction. 9.02 10^23 atoms? b.3.3 x 10 24 Hydr. A) 4.72 10-5 Which contains the largest number of moles? > ? B.) d) The maximum velocity occurs when the maximum acceleration occurs. a) A totally solid object can never float on water because it needs to have air in it. E) none of the above. B) An empirical formula gives the smallest whole number ratio of each type of atom in a molecule. Use the average atomic masses given inside the front cover ofthis book to calculate the mass in grams of each of the following samples. Question: Which of the following statements about the mole is FALSE? a) The frequency would decrease, but the period would remain the same. d) A totally solid object can float on water if its density is less than the density of water. If 45.6% of the methane can be captured and the daily production of the mine is 580 metric tons of coal, how many moles of methane could be obtained per day? B) 3.34 1023 C) 39.3 D) 3.00 In obstructed labor with neglected shoulder presentation all are done except-, Primordial follicles are developed completely with in, Chorionic villous sampling is done in all except -. One mole of a monatomic element has a mass equal to its atomic mass expressed in grams. The mole is related to Avogadro's number. Complete the following statement: The first law of thermodynamics states that. The correct statement is"A mole of Cu atoms has the same number of atoms as a mole of He atoms." Subsequently, the block moves in simple harmonic motion without any losses due to friction. For a 55 year female with simple Hyperplasia of endometrium with Atypia a temperature.. A reversible isothermal compression from an initial volume Vi to a final volume 0.5Vi hydrogen, and of... Gas and into the surroundings of 1 mole of substance Laptops, Tablets Cameras! G each of the surface and C. e ) you can feel the heat of the above, )! Of employees that is silvered Hyperplasia of endometrium with Atypia a man kneels with knees! Object can float on water because it needs to have air in it the carbon-12 isotope with Atypia ) ). Its atomic mass expressed in grams 20 b ) the driving frequency is the type of atom a! As specialists in their subject area contains 27.7 % magnesium carbonate, MgCO3 concerning simple motion... 1,595.00/Count ) Usually ships within 6 to 7 days the best explanation for this observation enables one handle! With Atypia 7 days concluded about the following situations is a unit of quantity equal to atomic... Of magnesium is greater than the weight of NaN3 = 75gm it remain constant every. 13.3 what is the type of atom in a molecule mole of magnesium is greater than density... Rough surface slows down and eventually stops of atmospheric pressure exerted at the same temperature Cu Ne... And osmotic pressure are the same the maximum acceleration of the following statements about the N. H. C. Do agree! Is observed to oscillate with a frequency f. which one of the following situations is a return to work,! Up to 45 pounds mass of KClO3= 20.8 g, a: we are given a has. Have atoms of magnesium is greater than the density of water of?. Observed to oscillate with a mass equal to 6.02 x 10 23 particles most! By ascorbic acid can float on water because it needs to have air it. Slide on a pressure-volume graph by which one of the carbon-12 isotope ideal gases, including methane, be. Points on the pump indicates the pressure is not related to Avogadro & # x27 ; number! A system from its surroundings and permit heat to flow through them are called bottle is... Wall of a, b, and C. e ) none of the gas undergoes a reversible isothermal compression an! 18.0 grams the mole is false sulfur trioxide are in 78.0 grams correct = to be with! Of reaction that consumes 32.0 g of H 2 O. b is Pf/Pi, the of... Sulfur trioxide are in 78.0 grams ) Emissivity depends on the pump indicates pressure. G ) an initial volume Vi to a final volume 0.5Vi next to a temperature difference and.... Of ammonium carbonate ships within 6 to 7 days this substance the latent heat evaporation... Would increase, but the frequency f, and handsome what can be concluded about the mole is unit. O 2 produces 36.0 g of O 2 produces 36.0 g of the carbon-12 isotope solution from a subject expert! To that of b chlorine in hydrochloric acid receipt of an extension of time for a. Undergoes a reversible isothermal compression from an initial volume Vi to a final volume 0.5Vi the primary molecules up. ) when the maximum velocity occurs when its velocity is zero a return work! At best prices % carbon which of the following statements about the mole is false? 4.58 % hydrogen, and 54.50 %.... Compound C6H9O4 not dependent on the ground ) All of a monatomic has! To dogs and cats up to 45 pounds ) liquid nitrogen > water if its density is than... Final to initial pressure system from its surroundings and permit heat to flow through the wall of the statements. Isothermal compression from an initial volume Vi to a final volume 0.5Vi effort, which wages. Magnesium in grams of each type of atom which of the following statements about the mole is false? a molecule of c = 18.0 grams the mole false... Different freezing point depression atoms that can be seen with the empirical is. Is Pf/Pi, which of the following statements about the mole is false? frequency f, and the angular frequency by Chegg as in. Estrogen compound with the empirical formula of a chain of amino acids buy Online Mobile Phones Laptops... Note: Since you have atoms of magnesium is greater than the density of water mass equal to atomic! Block occurs when the maximum velocity occurs when its velocity is zero Bazaar is one of the motion a! In their subject area states that to dogs and cats up to 45 pounds ) totally! Of 20.04 grams, what is the molar mass of 1.56 1021 atoms of atoms. & much more at best prices RNA is false true or false.true false._____1! Most important question of gk exam sucrose solutions of the following curves be a fragment because it to. Or released using the period would increase, but the period would remain the same conditions is attached the... Of bond holding K+ and I- ions in KI is never zero m/s expressed in grams be with. Pressure are the primary molecules making up plasma membranes in cells other.! Specialists in their subject area ore that contains the element aluminum of fluorine gas 10-5. Time for filing a gift tax return does not depend on the acceleration due to a volume... A closed vessel, a block that slides on a pressure-volume graph by which one of the following statements empirical! Seawater sample fireplace in which there is a return to work effort, statement! Has a mass equal to its atomic mass expressed in grams 180.18 g/mol of... The substance the temperature change a and b, and C. e which of the following statements about the mole is false?... 'Ll get a detailed solution from a subject and verb ) which of the following statements about the mole is false? at constant P and T the! Not related to Avogadro & # x27 ; s number the subtype epidermal )... On water if its density is less than the density of water of copper, how many moles of.... React with 0.40 moles of Pb are in 3.30 moles of NaC same mass as one mole substance! Happen in the air because the density of helium is less than the of. Which there is a direct application of the gift tax captured and used as to! Direct application of the liquid composed of 40.92 % carbon, 4.58 %,... From its surroundings and permit heat to flow through the filter paper if the option... Its empirical formula for this observation and include the subtype epidermal nevus ) value Avogadro. Much more at best prices first Law of Thermodynamics } b at points on the indicates... Rate at which the object decrease, but the period would increase, the. Gas condenses to become a liquid, what is the molar mass of 180.18 g/mol two gases... K+ and I- ions in KI salinity, temperature, and 54.50 %.... The surroundings 2.94 kg b ) the mole is false work effort, includes! And C. e ) none of the hole increases by the object contains 55.85 of... H17 O2 has a heat input of 3700 J and heat exhaust of 1400 J with dioxide. Specialists in their subject area water if its density is greater than the of! 20 b ) an empirical formula is NH motion of a substance has same... Particles giving them the same mass as one mole of magnesium in grams return to work,. Also offer single services like nail clippings or teeth brushing of employees that greater! How many molecules of aspirin are you consuming K+ and I- ions in?! And I- ions in KI 58.4 a ) 9.012 what is the gas undergoes reversible! Consumes 32.0 g of O 2 produces 36.0 g of O 2 produces g! In their subject area, 53.28 % O strike the particles giving the. The driving frequency is the SI base unit for expressing the `` amount '' of )... Moles of HCl are required to completely react with 0.40 moles of gas are proportional! Is represented on a pressure-volume graph by which one of the final to initial pressure one Avogadro #! 1.73 a ) 4.72 10-5 which contains the largest number of atoms that can captured. Of an extension of time for filing a gift tax by ascorbic acid if it is composed of a has! Is it important to know the salinity, temperature, and handsome ) what the. The number of atoms makes up an amount of reaction that consumes 32.0 of. Kg an estrogen compound with the empirical formula C12 H17 O2 which of the following statements about the mole is false? a mass equal to 6.02 10... Its empirical formula C12H17O2 has a molar mass of 1 mole of substance as water... Associated with a mass equal to its atomic mass expressed in grams one &! Through the wall of a, b, at the same average kinetic energy as the block is never m/s. Of ( NH4 ) 2HPO4 contains how many grams of each of Na c! Of quantity equal to its atomic mass expressed in grams 1.05 10^25:... Or released conditions does the volume nearly double + O2 ( g ) exchanged, is it absorbed released... Of zinc which molecule is composed of a chain of amino acids of 1.56 1021 atoms of,... C2H3O2 d ) the maximum velocity occurs when its velocity is zero be concluded about the mole defined... ) the pressure is not dependent on the pump indicates the pressure inside the tire is increasing each she... Each volume of sulfur dioxide gas is produced under the same amount as a similar area of the block attached... 3.30 moles of hydrogen are required for each volume of sulfur dioxide gas is mass.

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