A mixture of oxalic acid and formic acid is heated with concentrated ${{H}_{2}}S{{O}_{4}}$ and gas evolved is collected

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#1

A mixture of oxalic acid and formic acid is heated with concentrated ${{H}{2}}S{{O}{4}}$ and gas evolved is collected. On treatment with KOH solution, the volume of the solution decreases by 176th. Calculate the molar ratios of two acids in the original mixture.


#2