The empirical formula of a compound is CH. If the molar mass of this compound is about 52g, what is the molecular formula?

Q: if 0.274 moles of a substance weigh 62.5 g, what is the molar mass of the substance in units of…

A: 1 mole = 6.022×1023 [ Avogadro's number ] The mass of one mole of molecules of a substance is called…

Q: What is the molecular formula of a compound with the empirical formula As, O, and a formula mass of…

A: Given the molar mass and empirical formula of the compound. By using this, determine molecular…

Q: If the amount of product made (FeO) was determined to be 4.82 moles of FeO, how many MOLES of iron…

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Q: The foul odor of rancid butter is due largely to to butyric acid, a compound containing carbon,…

A: 1) Given, Butyric acid, a compound containing carbon, hydrogen, and oxygen.  mass of sample = 4.30 g…

Q: A certain compound, used as a welding fuel, contains only carbon and hydrogen. Burning a small…

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Q: There are 5.00 mol KBr in a beaker. How many molecules of KBr are in the beaker?

A: Number of molecules can be determined using mole concept.

Q: An 0.007587-g sample of an organic compound containing carbon, hydrogen and oxygen produced 0.01452…

A: Empirical formula of the compound is the simplest ratio of number of elements present in it.…

Q: A block of pure magnesium metal weighs 76.9 grams. How many moles of magnesium are present in the…

A: Mole= mass of Mg / molar mass of Mg Given - 1) mass of Mg =76.9              2) Molar mass of Mg=…

Q: What does the word empirical in empirical formula mean?

A: The formation of the simplest formula unit is called an empirical formula. It is obtained to make…

Q: A gaseous compound has the empirical formula NO2. If its molar mass is approximately 92 g/mol, what…

A: Empirical formula of compound: NO2Molar mass of compound = 92 g/molmolecular formula = ?Note:…

Q: The molecular weight of cholesterol is 386.65 g/mol. What is the mass of one molecule of…

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Q: Citric acid, an organic acid found in lemons and other fruits, contains 37.5% C, 58.3% O, and 4.20%…

A: Given information: Composition of carbon = 37.5 % Composition of oxygen = 58.3 % Composition of…

Q: The number of moles of CH4 in 6.00 q is

A: Given: Mass of CH4 = 6.00 gRequired: Moles of CH4 = ?

Q: What is the mass, in g, of 1.00 mol of nitrogen atoms?

A: Molar mass of the Nitrogen gas (N2) = 28 g/mol 1 mole = 6.022×1023 moles

Q: Nictone a poisonous compound found in tobacco leaves, is 74,0% C, 8,65% H and 17,35% N. Its molar…

A: Molecular formula: It is the chemical formula in which the real numbers of the atoms present in a…

Q: The empirical formula for styrene is CH(l), and its molar mass is 104 g/mol. What is its molecular…

A: Given is,  Empirical formula of styrene = CH Molar mass =104 g/mol

Q: What is the empirical formula for a compound when nitrogen is 1.121 g, hydrogen 0.161 g, carbon is…

A: Empirical formula :-  The chemical formula which shows only the relative number (simplest ratio) of…

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: A compound is found to contain 58.80 % xenon, 7.166 % oxygen, and 34.04 % fluorine by mass. What is…

A: Given - % composition by mass of  following elements 58.80 % xenon 7.166 % oxygen 34.04 % fluorine…

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: When 0.6943 g of a compound is subjected to combustion analysis it produced 1.471 g CO2 and 0.391 g…

A: Given:   Mass of compound is 0.6943 g. Molar mass of compound is 172 g/mol. Mass of carbon dioxide…

Q: An organic compound that has the empirical formula CHO has a molecular mass of 174amu. WHat is the…

A: Empirical formula display the simple ratio of the atoms present in a molecule and molecular formula…

Q: If 3.655 moles of a substance weighs 62.5 g, what is the molar mass of the substance, in units of…

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Q: If a 25 g sample is composed of 9 g C and 16 g O, what is its empirical formula?

A: Given: mass of C = 9 g mass of O = 16 g molar mass of C = 12.0 g/mol molar mass of O = 16.0 g/mol

Q: What is the molecular mass of a compound whose empirical formula is CH3 and there are 5 empirical…

A: The empirical formula of the compound is . There are 5 empirical formulas in the compound. Use this…

Q: A 1.000 g sample of an unknown compound containing only carbon, hydrogen, and oxygen was analyzed…

A: Given: Mass of sample = 1.000 g Mass of CO2 formed = 2.579 g Mass of H₂O formed = 0.6536 g Molar…

Q: A compound contains 2.128g Be, 7.557g S and 15.107g of O. What is the empirical formula? It's molar…

A: In a compound mass of Be ,S and O atom are given 2.128g,7.557g and 15.107g respectively. We know ,…

Q: A 1.000 g sample of an unknown compound containing only carbon, hydrogen, and oxygen was analyzed…

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Q: The empirical formula of a compound is CH2O and its formula weight is 120.12 amu. What is the…

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Q: If a 18 g sample is composed of 6 g C and 12 g O, what is its empirical formula?

A: The answer is given as follows; Number of moles of carbon  = 6 g/12 g/mol  = 1/2 mol Number of moles…

Q: If 7.80x10¹⁸ atoms of a substance weighs 62.5g what is the molar mass of the substance in units of…

A: The number of atoms present in one mole of any substance is called as Avogadro's number which is…

Q: Lindane is one of the chlorinated pesticides the use of which is now restricted in the United…

A: The percentage composition of various elements are: 24.78% => carbon 2.08% => hydrogen 73.14%…

Q: If 1.23 x 1024 molecules of a substance have a mass of 68.2 g, what is the molar mass of the…

A: Given Data: The mass of the substance is 68.2 g.

Q: A sample of phosphorus weighing 2.50 grams is burned in the presence of oxygen. What is the…

A: Answer:- This question is answered by using the simple concept of determination of empirical formula…

Q: A compound that contains only carbon, hydrogen, and oxygen is 58.80% C and 9.87% H by mass. What is…

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Q: A 30.6 g sample of the compound X,O3 contains 14.4 g of oxygen atoms. What is the molar mass of…

A: According to the question, mass of O-atoms = 14.4 gAs per the mole concept:

Q: If you are given 3.38 moles of CaCl2, what is the mass of the compound in grams

A: Mass of compound is equal to the product of mole and it's molar mass

Q: empirical and molecular formula of the compound

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Q: Testosterone, a hormone, is composed of 79.12% carbon, 9.79% hydrogen, and 11.10% oxygen. What is…

A: Given : Mass percent of C = 79.12 % Mass percent of H = 9.79 % Mass percent of O = 11.10 % Assuming…

Q: What is the mass in g of 100 molecules of CH2O?

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Q: What is the molecular formula of a compound given the molar mass of the compound is 60.04 gram and…

A: Given,  Empirical formula of the compound = NH  Molar mass of the compound = 60.04 g/mol  Molecular…

Q: On a weight basis, a compound is 39.1% car- bon, 52.2% oxygen and the rest is hydrogen. What is the…

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Q: How many molecules are in 119.78 g of butane (C4H10)?

A: Mass of butane = 119.78 g  Number of molecules of butane = ? • Number of moles = mass / molar mass…