10g of mixture of hexane and ethanol is ...

10g of mixture of hexane and ethanol is reated with Na to give 200 ml of hydrogens at `27^(@)C and 760mm` Hg pressure. What is the percentage of ethanol in the mixture.

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The correct Answer is:

0.07475

`2C_(2)H_(5)OH + 2Na rarr 2C_(2)H_(5)Ona + H_(2)`

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