Question

1. Complete combustion of 7.30 g of a hydrocarbon produced 22.4 g of CO₂ and 10.7 g of H₂O. What is the empirical formula for the hydrocarbon? Insert subscripts as necessary.

2. An unknown compound contains only C , H , and O . Combustion of 5.50 g of this compound produced 12.5 g CO2 and 5.12 g H2O . What is the empirical formula of the unknown compound? Insert subscripts as needed.

Answer 1

Date 1 Page No. O mars of C₂ 22.4gx 12 = 6.11g may the 2* 10.7 18 1.194 6-11 x3. 3 0.501. 0.509 12 H: 1:191.19 = 7:337x32 0.50 - Emperial formule | C3H7