1.

0.765 g of an acid gives 0.535 g of `CO_(2)` and 0138 g of `H_(2)O`. Then the ratio of the percentage of carbon and hydrogen isA. `19:2`B. `18:11`C. `70:17`D. `1:7`

Answer» Correct Answer - A
% `C=12/44xx(0.535)/(0.765)xx100=2.004.`
% `H=2/18xx(0.138)/(0.765)xx100=2.004`
`therefore` C:H=19:2 approx.


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