A compound contains carbon, hydrogen, and oxygen. A 10 g sample is analyzed for carbon and hydrogen. It contains 1.315 g hydrogen and 5.213 g carbon. What is theempiricalformula for this compound?
A compound of bromine and fluorine is used to make UF6, which is an important chemical in processing and reprocessing of nuclear fuel. Thecompound contains 58.37% by mass of bromine. Determine its empiricalformula.
A) BrF
B) BrF2
C) Br2F3
D) Br3F
E) BrF3
Magnesium reacts with iron(III) chloride to from magnesium chlo
Please discuss how to find the molar mass of a compound, percent composition of the elements of a compound and how to determine theempirical and molecular formulas from percent composition.
An unknown organic compound is a nonelectrolyte known to be composed of C, N, O, and H. Combustion analysis showed that it contained 67.3% C, 4.62% N, and 6.93% H. A solution made by dissolving 1.20 g of the unknown compound in 25.0 g of benzene had a freezing point of 4.7 degrees Celsius. Determine:
a) theempiricalformula
b
Combustion analysis of toluene, a compound containing carbon and hydrogen only, gives 5.86 mg carbon dioxide and 1.37 mg of water. What is its empiricalformula?
Menthol is composed of carbon, hydrogen and oxygen. A 1.005 g sample is combusted, producing 0.2829 g carbon dioxide and 0.1159 g of water. If the molar mass of ment
What is the molecular formula of a compound that contains 42.87% carbon, 3,598% hydrogen, 25.00% nitrogen and 28.55 oxygen and has a molar mass between 165 and 170?
How many grams of lithium contain the same number of atoms as 2.50 Kg of zirconium?
If the molar mass of a binary compound has a molar mass between 27 and 28 a
1. Calculate the emperical formula for a chemical compound which gives the following analysis 12.6 percent lithium 29.2 percent sulfur and 58.2 percent oxygen?
2. The action of bacteria on meat and fish produces a poisonous compound called cadaverine. It is 58.77 percent carbon, 13.81 percent hydrogen, 27.40 percent nitrogen.
