Question

An unknown compound contains only carbon, hydrogen, and oxygen (C?H?O?). Combustion of 6.50 of this compound produced 9.53 g of carbon dioxide and 3.90 g of water.

1) How many moles of Carbon?

2) How many moles of Hydrogen?

Answer 1

6.50 WHAT? grams?
3.90 g H2O x (1 mol H2O/18 g H2O) x (2 mols H atoms/1 mol H2O) = ? mol H atoms.

Carbon is done the same way.

Answer 2

6.5 grams sorry.

Answer 3

Wats the answer