Complete combustion of `1.80g` of an oxygen containing compound "`(C_(x)H_(y)O_(z))` gave `2.64g` of `CO_(2)` and `1.08g` of `H_(2)O` .The percentage of oxygen in the organic compound is:

Complete combustion of 750 g of an organic compound provides 420 g of CO_(2 )and 210 g of H_(2)O. The percentage composition of carbon and hydrogen in organic compound is 15.3 and "___________" respectively. (Round off to the Nearest Integer).

0.45 g of an orgainc compound containing only C, H and N on combustion gave 1.1 g of CO_(2) and 0.3 g of H_(2) O . What is the percentage of C, H and N in the orgainc compound.

0.2g of an organic compound gave on combustion 0.55gm of CO_(2) and 0.0892g of H_(2)O .Calculate the percentage composition of Carbon in the compound.

Complete combustion of 1.18 g of organic compound gives 2.64 g of CO_(2) & 1.26 g " of " H_(2)O . Find emprical formula of compound ?

0.2 g of an organic compound containing C,H and O on combustion yielded 0.147 g CO_(2) and 0.12 g water. The percentage of oxygen in it is :