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An organic compound on analysis gave the...

An organic compound on analysis gave the following data:
(i). 0.25 gm of the compound on complete combustion gave 0.37 gm of `CO_2` and 0.2 gm of water.
(ii). 0.25 gm of the compound on analysis by Dumas method gave 32 ml of nitrogen gas at STP.
Calculate the percentages of `C,H,N` and `O `in the organic compounds.

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