1.

An organic compound contains C, H, N and O. 0.135g of this compound on combustion produced 0.198g of CO_(2) and 0.108g of H_(2)O while the same amount gave 16.8 mL of nitrogen at 0^(@)C and 76cm of pressure. Calculate the percentage of oxygen in the compound.

Answer»


ANSWER :0.3544


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