The mass of 5.15 moles of a compound is determined to be 298 g. What is the formula mass of the compound?

Q: Determine the empirical formula for a compound that is 64.8% C, 13.6% H, and 21.6% O by mass.

A: Empirical formula of a compound is the simplest ratio of the elements present in a particular…

Q: Determine the empirical and molecular formula for a compound that gives the following percentages…

A: Assuming we have 1 mole of compound Hence mass of compound = 1 X molar mass = 98.96 g Since the mass…

Q: How can the Percentage Composition be obtained from chemical formulas?

A: Percentage composition is given by, % composition = mass of the elementTotal mass of the…

Q: What is the difference between an empirical formula and a molecular formula? Can they ever be the…

A: The empirical and the molecular formulas are both a type of chemical formulas. An empirical formula…

Q: A compound of molar mass 229 g/mol contains only carbon, hydrogen, iodine, and sulfur. The analysis…

A: The ratio of the mass of carbon to hydrogen = 6:1 The ratio of moles of carbon and hydrogen =

Q: The compound discussed in the above question has a molar mass of around 130 g/mol. What is the…

A: Given :- molar mass of unknown compound = 130 g/mol  To identify :- molecular formula of the…

Q: A compound is found to contain 31.42 % sulfur, 31.35 % oxygen, and 37.23 % fluorine by mass. What is…

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Q: If an oxide of carbon is 80% oxygen by mass, what is its empirical formula?

A: Empirical formula represent smallest whole number ratio of various elements present in a molecule of…

Q: A compound containing only sulfur and nitrogen is 69.6% S by mass; the molar mass is 184 g/mol. What…

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Q: A compound is found to contain 42.88 % carbon and 57.12 % oxygen by mass. What is the empirical…

A: Given: Percent mass of carbon = 42.88 % Percent mass of oxygen = 57.12 % Molar mass of C = 12 g/mol.…

Q: A compound is found to contain 37.47 % carbon, 12.61 % hydrogen, and 49.92 % oxygen by mass What is…

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Q: Cortisone consists of molecules, each of which contains 21 atoms of carbon (plus other atoms). The…

A: The given data: The number of carbon atoms present in cortisone = 21 The mass % of the carbon in…

Q: What is mass percent composition? Why is it useful?

A: Mass percent composition refers to the mass of the component in 100 g of the solution.

Q: A very significant organic compound of carbon and hydrogen used for many industrial purposes…

A: Given,Percent of hydrogen in the compound = 7.7 %100 g of the compound contains 7.7 g of hydrogen,…

Q: Determine the empirical formula of a compound with mass composition of 67.56% Carbon, 9.94%…

A: Empirical formula is the simplest whole number ratio of the atoms present in the given molecular…

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: Calculate the molar mass of a compound if 0.460 mole of it has a mass of 385.0 g.

A: Given :-  No.of moles of compound = 0.460 mol  Mass of compound = 385.0 g  To calculate :-  Molar…

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: percentage of compound

A: According to the question, a solid compound has a mass of 52.20 g. For testing, we scrape the…

Q: The empirical formula of a compound is CH. If the molar mass of this compound is about 78 g, what is…

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Q: A metal has the mass  of 12.00 g and 5.850 x 1022 atoms.  Calculate molar mass of the metal.

A: Formula use is, no of moles = weight/ molar mass

Q: Determine the molecular formula of a compound that has a molar mass of 183.2 g/mol and an empirical…

A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements…

Q: The mass fraction of an element present in a compound can be obtained by comparing the mass of the…

A: Mass fraction of an element is defined as the total mass of the element to the total mass (molar…

Q: 5.00 g of a compound containing nitrogen and oxygen was decomposed and 1.52 g of nitrogen was…

A: Given: Mass of compound = 5.00 g  Mass of Nitrogen produced=1.52 g  Molar mass of nitrogen = 28…

Q: Analysis of a compound showed that it contained 20% hydrogen atoms and 80% carbon atoms by mass.…

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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: A compound is found to contain 64.80 % carbon, 13.62 % hydrogen, and 21.58 % oxygen by mass. What is…

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

Q: What is the empirical and molecular formulas

A: Given :-  Percent composition of N = 87.42 %  Percent composition of H = 12.58 %  Molar mass = 32.06…

Q: A compound with the empirical formula CH2 has a molar mass of 56 g/mol. What is the molecular…

A: Applying formula Molecular formula= (empirical formula)n

Q: What information do we need to determine the molecular formula of a compound from the empirical…

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Q: The empirical formula of a compound is CH. If the molar mass of this compound is about 52g, what is…

A: Given: The empirical formula of a compound: CH The molar mass of this compound = 52 g We have to…

Q: Platinum forms two compounds with chlorine. One contains 26.7% Cl by mass and the other 42.1% Cl by…

A: In chemistry, the empirical formula of a chemical compound is the simplest whole number ratio of…

Q: 0.474g of nitrogen were reacted with oxygen, the resulting mass was 0.745g. What is the empirical…

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Q: A compound with the empirical formula CH2CH2 has a molar mass of 5656 g/mol. What is the molecular…

A: Empirical formula: - The formula which gives thesimplest whole number ratio af atoms ofvarious…

Q: How many total atoms are in 0.760 g of P, O,?

A: Mass of P2O5 = 0.760 g Molar Mass of P2O5 = 141.94 g mol-1

Q: If an oxide of magnesium is 40% oxygen by mass, what is its empirical formula?

A: here, we have to calculate the empherical formula of oxide of Magnesium. we know the molar masses,…

Q: If a 50 g sample is composed of 45 g C and 5 g H, what is its empirical formula?

A: 50g of the compound is have 45 g carbon and 5 g of hydrogen. Therefore the compound have (45g ÷12…

Q: Converting Moles to mass using Molar Mass I  A. sample of butanol, C4H10O, contains 0.317 mol of the…

A: Given: Moles of butanol = 0.317 mol Molar mass of butanol = 74.121 g/mol

Q: What is the empirical formula for this compound?

A: Number of moles = mass/molar mass  Molar mass of Oxygen = 16 g/mol  Molar mass of nitrogen = 14…

Q: . Calculate the mass of manganese(II) carbonate

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Q: Determine the molar mass of a substance if 0.290 moles has a mass of 152 g.

A: Molar mass of a substance is defined  as mass of 1 mol lf that substance. Molar mass = mass /moles

Q: If an oxide of carbon is 36% carbon by mass, what is its empirical formula?

A: Empirical formula in chemistry is smallest wholes number ratio of atoms in compound.

Q: A compound is found to contain 26.96 % sulfur, 13.45 % oxygen, and 59.59 % chlorine by mass. What…

A: empirical formula - formula which gives us the simplest positive integer ratio proportion of the…

Q: 0.374g of phosphorous was reacted with chlorine, the resulting mass was 2.515g. What is the…

A: Given that -  Mass of phosphorus = 0.374 g  Mass of produced Phosphorus Chloride = 2.515 g  Then,…

Q: A compound contains 12.8% C, 2.1% H, and 83.1% Br (by mass). Calculate the empirical formula and the…

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Q: A compound that contains only carbon, hydrogen, and oxygen is 68.84%  and 4.95%  by mass. What is…

A: The solution for this question is provided considering the compound contains carbon, hydrogen, and…

Q: A 1.271 g sample of aluminum metal is heated in a chlorine gas atmosphere, and the mass of aluminum…

A: We can calculate the mass of the chlorine from the mass of aluminium chloride and the mass of…

Q: Calculate the mass of 17 moles of iron(III) carbonate.

A: Answer

Q: The percent composition by mass of an unknown compound with a molecular mass of 150.13 u is 40.002%…

A: NOTE : You have forgot to mention O in the percent for 53.284 %. Hence I'm assuming it to be O and…

Q: An unknown compound has a molar mass of 236.7 g/mol. Given a percent composition by mass of 10.13%…

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