What is the percent composition by mass of acety

Q: what is the molar mass of lead (ll) chloride

A: Given,  The molar mass of lead (ii) chloride is:

Q: How many formula units in 0.00156 moles of calcium hydroxide?

A:

Q: What is the formula mass and molar mass of calcium phosphate?

A: Formula mass is calculated from emperical formula of a compound which is obtained by adding atomic…

Q: Determine the molar mass of cobalt(II) chloride hexahydrate

A: Molar mass of a compund is defined as a mass of a sample of a that compund divided by the amount of…

Q: How many molecules C,H, are in 7.62 mol?

A: given  No of moles.   7.62 mol

Q: Calculate the molar mass of sodium sulfite

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Q: Calculate the percent composition by mass of each element in LiClO,. % % Li = % Cl = %O =

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Q: What is the mass percent of of 0.389g of silicon that reacts with oxygen to form 0.832g silicon…

A: Percent by mass ( w/w)% = (mass of Si/mass of SiO2) × 100 %

Q: What is the molar mass for calcium phosphate?

A:

Q: what is the percentage composition for quartz

A: Percentage composition of a compound means the the mass percentages of each element present in a…

Q: What is the percent composition of carbon in carbon dioxide?

A: Required percent composition of carbon in carbon dioxide.

Q: What is the Percent of composition of Ethylene glycol?   molar mass = 62.048

A: Ethylene  glycol- Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound with the…

Q: What is the number of formula units in a 8.46 mol sample of FeCl, ?

A: Formula unit is the empirical formula of an ionic compound with lowest whole number ratio of ions.…

Q: Calculate the percentage by mass of oxygen in aluminum nitrate.

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Q: A gaseous sample has a composition 92.3% carbon and 7.7% hydrogen by mass. What is the empirical…

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Q: the percent composition of a compound was determined to be 70% carbon, 6% hydrogen and 24% notrogen.…

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Q: What is the molar mass of Helium

A: Helium is a gas with atomic no. 2.

Q: What is the percent oxygen in barium phosphate?

A: The first step is to identify the chemical formula of barium phosphate. The chemical formula of…

Q: How many formula units of calcium oxide are present in a 13.0 mole sample?

A: In chemistry, Avogadro's number, also known as Avogadro's constant, is the number of constituent…

Q: The % sulfur in sulfur dioxide is

A: The atomic mass of Sulfur =32 g The atomic mass of Oxygen =16 g So, the mass of compound SO2=32+16×2…

Q: Mass to Mass Stoichiometry Calculation of Paracetamol

A: The molecular formula for paracetamol is:-                       C8H9NO2 The molar mass of C =…

Q: What is the molar mass of bicarbonate?

A: Molar mass of compound can be get by atomic mass of each element in the compound multiply to the…

Q: What is the mass of 136 molecules of HCL ?

A: We have to find the mass of 136 molecules of HCl. Molar Mass of HCl = 36.5 g mol-1

Q: molecules

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".