What is the amount, in moles, of each of the following substances?

Q: Determine the molar mass of a substance if 0.310 moles has a mass of 152 g.

A: Given :- number of moles of substance = 0.310 mol  Mass of substance = 152 g  To calculate :-  Molar…

Q: Is the following statement true or false? If you think the statement is flase, rewrite it to make it…

A: The statement given is "The compound or element that is greater in terms of the molar amount is the…

Q: The ratio between two substances given by the balanced chemical reaction is called the

A: The quantitative relationship between the maounts of reactants used and amounts of products formed…

Q: sodium chloride is 60.66% chlorine by mass what is the mass % of sodium in sodium chloride?

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Q: s the molar mass of the compound?

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Q: How many molecules are present in 2.47 moles of Sodium Carbonate?

A: The entity (molecules/atoms/ions) present in a specific quantity (mole) is regarded as "Avogadro…

Q: moles

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Q: How many number of particles are in 5.0 g of table sugar?

A: Given, The number of particles are in 5.0 g of table sugar is:

Q: 34.0 g of aluminum and 39.0 g of chlorine gas, How much would be the excess reactant?

A: The molar mass of aluminium (Al) is 26.98 g/mol. The molar mass of chlorine gas (Cl2) is 70.9 g/mol.

Q: In one experiment, an unknown organic compound, X, is found to contain only carbon and hydrogen.…

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Q: A molecule has an empirical formula of NO. If the molar mass of the molecular formula is 117g/mol,…

A: We have to calculate the molecular formula.

Q: The compound is composed of 40% Carbon, 6.7% Hydrogen, 53.5% Oxygen. The molecular mass is 60.0g/mol…

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Q: how many grams of chlorine are created when 56 grams of sodium chloride decomposes?

A: Decomposition reaction of sodium chloride produces sodium metal and Chlorine gas.

Q: What is the mass percent of chlorine in sodium chloride?

A: Mass of one mole of chlorine=35.43 Mass of one mol sodium chloride (NaCl)=58.44 g The mass…

Q: What is the mass for 1.5 billion molecules of nitrogen in amu and grams

A: A numerical problem based on the relationship between number of molecules and the respective mass.

Q: The number of moles of caffeine in 50.0 g of caffeine is?

A: The given Mass of caffeine = 50.0 g  Molecular formula of Caffeine is C8H10N4O2

Q: A sample of a substance is weighed and found to have a mass of 7.073 g.  If the substance has a…

A: Given, mass of substance = 7.073 g Molar mass = 123.0 g/mol Number of moles = ?

Q: In order to: Convert from grams of a substance to moles of a substance would you multiply or divide…

A: Moles = given mass(g) /molar mass (g/mol) Grams = moles*molar mass(g/mol)

Q: If MnO2 at 0.86 moles and HCl at 48.2 g react as follows, which reactant is the limiting reactant.…

A: The limiting reagent is a substance whose mole to stoichiometric coefficient ratio is the least.

Q: What is the mass of 0.035 moles of acetic acid?

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: How many moles of ions are in 27.5 g of MgCI,?

A: A mole is 6.022×1023 which measures the amount of substance. The number of moles of a substance is…

Q: The molar mass is the mass of a mole of atoms. O True O False

A: Correct Ans is -  The molar mass is the mass of  a moles of atoms ---> This statement is true.…

Q: How can the coefficients in a balanced chemical reaction be used to convert from moles of a reactant…

A: A balanced chemical reaction is a reaction in which number of atoms on each side are equal . Example…

Q: How many moles of ammonium ions are in 0.900 g of ammonium carbonate?

A: Grams of Ammonium carbonate = 0.900 g. Molar mass of Ammonium carbonate = 96.09g/mol.

Q: what is the molar mass of Iron (lll) nitrate in g/mol?

A: In the given question we have write molar mass of Iron (lll) nitrate in g/mol  there are two types…

Q: Calculate the number of g of O,

A: Given :- moles of C3H8 = 3.77 mol  To calculate :- mass of O2 (in g)

Q: how many moles are in 12.0 g of dinitrogen pentoxide?

A: GivenMass of N2O5      = 12.0 gram Number of moles of N25  = ?

Q: What is the mass of strontium in grams in 118 g of strontium iodide?

A: Given in the question, Mass of SrI2 = 118 gm Molar mass of SrI2 = 341.42 g/mol No. of moles of SrI2…

Q: The mass in grams of 10.0 million molecules of sulfur dioxide is:

A: Number of molecules of sulfur dioxide = 10.0 million = 10×106 Moles of sulfur dioxide=Number of…

Q: ny atoms a

A: The number of moles is determined as the mass of the substance upon its molar mass. The number of…

Q: What is the mass in grams of one mole of NH3?

A: Applying concept of mole n= w/M

Q: How many moles of atoms are in 74.0 g of phosphorus?

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Q: How many moles of phosphorus pentachloride are in 288 g of phosphorus pentachloride?

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: How many molecules are in 35.8 moles of CH,?

A: Mole concept: According to the mole concept, the number of molecules in the one mole of a substance…

Q: How many moles of ammonium ions are in 0.417 g of ammonium carbonate?

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Q: What quantity in moles of NaCl are in 72.0 grams of NaCl?

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Q: How many molecules of NO are in a 22.5 g sample of the compound?

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Q: rue or False? A molar ratio is a ratio between the number of moles of any two components involved in…

A: The chemical equation depicts the arrangement of the reactants on the left side and the products on…

Q: Determine the molar mass of a substance if 0.300 moles has a mass of 152 g.

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Q: The molar mass is the mass of one mole of matter. O True O False

A: We have to explain about the molar mass.

Q: On a balance, you weighed out 264.4 g sucrose. If the molar mass of sucrose is 342.3 g/mol, how many…

A: Concept introduction: Number of moles of the substance is equal to ratio of the substance to molar…

Q: calculate the mass in grams of 1.27 mol of calcium chloride

A: From standard sources, we get:- The molar mass of Ca = 40g/mol The molar mass of Cl = 35.5g/mol