compound is 92.2% Carbon and 7.76% Hydrogen. The formula mass of the compound is 78.1 g. Calculate the empirical formula and molecular formula of the compound.

Q: Calculate the mass, in grams, of 862 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: One mole if any substance have 6.022*10^23 atom/ particles/ion etc thus here knowing the no of moles…

Q: 50.0 gram

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Q: Calculate the mass in grams of 1.23×10241.23×1024 molecules of methanol. The chemical formula for…

A: Given that, the molecules of methanol= 1.23 × 1024 Now, as per Avogadro’s law: 1 mol of methanol…

Q: Calculate the mass in grams of 1.90×10241.90×1024 molecules of Butane, C4H10.

A: Given:  Molecules of butane =1.90×10241.90×1024 molecules Standard data: The molar mass of butane…

Q: Compound X2Z contains 32.2% X by mass. What mass of the compound contains 36.7 g X?

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Q: A compound is composed of 81.72% Carbon and 18.28 % Hydrogen, by mass. What is the empirical…

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Q: Calculate the mass in grams of 3.65 x 1024 molecules of methanol. The chemical formula for methanol…

A: Given, Number of molecules of methanol (CH4O) = 3.65 × 1024 molecules Mass (in grams) of 3.65 × 1024…

Q: A compound was found to contain 115.49g of Ca, 92.16 g of O, and 5.82 g of H. What is the total mass…

A: mass of Ca = 115.49g mass of O = 92.16 g mass of H =  5.82 g  Molar mass of Ca = 40.078 g/molMolar…

Q: Galantamine is a drug given to patients who have Alzheimer's disease. Its chemical formula is…

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Q: Methane gas (CH4) reacts with chlorine gas (Cl2) to produce liquid carbon tetrachloride (CCl4) and…

A: For the given reaction reactants are methane (CH4) and chlorine (Cl2). Therefore, types of atoms are…

Q: 1. 5.00 g of an organic compound was found to contain 2.73 g of carbon, 0.46 g of hydrogen and 1.81…

A: mass of organic compound = 5.00 g mass of carbon = 2.73 g  mass of hydrogen = 0.46 g mass of…

Q: 1. The number of atoms in 2.0 mol of nitrogen gas, N2, is: a. 1.8 x 1024 b. 2.4 x 1023 c. 1.2 x 1024…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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: The empirical formula of a compound is X5Y7Q by mass and the molecular formula weighs 162.1 g/mol.

A: Let us the consider the actual molecular formula as (X5Y7Q)n. Then,n x ( 12.01*5 + 16*7 + 14.01) =…

Q: Determine the empirical formula of the compound according to its elemental analysis: 38.13% C by…

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Q: The number of atoms of sulfur in 32 g of sulfur is 6.022 x 1023 32 3.2 x 1023 32 x 6.022 × 1022

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Q: What is the empirical formula of a molecule containing 65.5% carbon, 5.5% hydrogen, and 29.0%…

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Q: Using the average atomic mass, calculate the mass in grams of each of the following samples.…

A: Given information,     4.50 x 103 mol of germanium, Ge

Q: A 45.0-mg sample of boron reacts with oxygen to form 145 mg of the compound boron oxide. What is…

A: Empirical formula is the basic simple ratio formula of a molecule after finding the moles of that…

Q: In a chemical reaction, sulfur goes through a combustion reaction and produces sulfur trioxide as a…

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Q: A compound is 54.53% carbon, 9.15% hydrogen, and 36.32% oxygen by mass. What is its empirical…

A: This question belongs to Mole concept. we have used formula  Mass % of an element = Mass of that…

Q: Calculate the mass in grams of 1.31×1024 molecules of propylamine. The chemical formula for…

A: Mole : It is the unit of measurement of the amount of substance. It's SI unit is mol. One mole of…

Q: compound has the mass percent data given below . Determine its empirical formula. 32.43 % carbon by…

A: Empirical formula of a chemical compound is the simplest positive integer ratio of atoms present in…

Q: Iron is found in Earth's crust as several iron compounds. Calculate the mass in kilograms of the…

A: A number of moles: The number of moles in any given sample can be estimated if the total mass of the…

Q: What is the molecular formula of a compound with the empirical formula CH2 and a formula mass of…

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Q: The molecular formula for dinitrogen tetraoxide is N,O,. Is this the empirical formula for this…

A: The empirical formula can be defined as the simplest whole-number ratio of all the atoms present in…

Q: Nicotine, a poisonous compound found in tobacco leaves, is 74.0 % C, 8.65 % H, and 17.35% N. Its…

A: Given: Percentage of C in nicotine = 74.0 % Percentage of H in nicotine = 8.65 % Percentage of N in…

Q: 4.00 g sample of a compound was analyzed and found to contain 1.54 g of silicon and the rest was…

A: The simplest formula of compound , which represent lowest whole number ratio of elements present in…

Q: A compound contains 70.6% C, 5.9% H, and 23.5% O by mass. The molecular mass of the compound is 136…

A: Given :-  % by mass of C = 70.6 % % by mass of H = 5.9 % % by mass of O = 23.5 %  Molecular mass of…

Q: Some of the formulas could be either molecular or empirical formulas; however, some can only be…

A: The molecular formulas are:

Q: 7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Empirical formulas can be determined from the percent composition of a compound.  In order to…

Q: the mass, in grams, of 112 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

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Q: Given molar mass, find the mass in grams of each of the following substances: 2.11 x 1024 201 x 1023…

A: 3. Given that : The number of molecules of CH4 = 3.990 x 1025 molecules The molar mass of CH4 is…

Q: A mixture of calcium oxide, Cao, and calcium carbonate, CacO 3, that had a mass of 3.454 g was…

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Q: Calculate the mass in grams of 1.8 x 10^17 KCl molecules

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Q: A compound is 21.20% Nitrogen, 6.06% Hydrogen, 24.30% Sulfur, and 48.45% Oxygen. Write the empirical…

A: Given data,Percentage of N=21.2%Percentage of H=6.06%Percentage of S=24.3%Percentage of O=48.45%

Q: Sort the molecular compounds in the table into groups with the same empirical chemical formula. •…

A: Empirical formula is determined as the least common ratio of atoms .  Molecular formula is the exact…

Q: What is the mass, in grams, of 1.67 x 10^15atoms of Mn

A:

Q: What is the mass in grams of 6.56 x 1022 molecules of lactic acid (C3H6O3), the compound responsible…

A: 1- First we need to calculate the moles of lactic acid :  Moles of lactic acid = [ number of…

Q: Determine the empirical formula of the compound according to its elemental analysis:  38.13% C by…

A: Determination of empirical formula The percentage composition of elements present in given compound…

Q: The elements X and Y form a compound that is 66.67% X and 33.33% Y by mass. The atomic mass of X is…

A: The elements X and Y form a compound that is 66.67% X and 33.33% Y by mass. That means if we assume…

Q: Samples of several compounds are decomposed and the masses of their constituent elements are shown…

A: Calculate moles of each element by dividing the given mass by their molar mass & convert them…

Q: A sample containing NaCl, Na,SO, and NaNO, gives the following elemental analysis: Na: 32.08…

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Q: What is the mass, in grams, of 9.52×1024 molecules of methanol (CH3OH)?mass:   g

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Q: A student, Ken, is given a mixture containing two nitrate compounds. The mixture includes NaNO, and…

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Q: 7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: A molecular formula expresses the number of each kind of atom in a molecule. For example, the…

A: Given: Mass of compound = 6.50 g Mass of CO2 = 9.53 g. Mass of H2O = 3.90 g. Molar mass of CO2 = 44…

Q: The active ingredient in photographic fixer solution contains sodium, sulfur, and oxygen. Analysis…

A: Empirical formula: The empirical formula of a chemical compound tells us about the relative ratios…

Q: The formula for carbon tetrafluoride is CF4   A.How many molecules are in 4.19 grams of carbon…

A: The formula for carbon tetrafluoride is CF4 Molar mass of CF4 = 88 g mol-1

Q: 01.)What is the molecular formula of a compound with the empirical formula As2O5and a formula mass…

A: Given values are,  Empirical formula= As2O5 And formula mass = molar mass= 459.678 amu Now from…