A gaseous alkane is exploded with oxygen. The volume of \( \mathrm{O}_{2} \) for complete combus...

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A gaseous alkane is exploded with oxygen. The volume of \( \mathrm{O}_{2} \) for complete combustion and \( \mathrm{CO}_{2} \) formed is in the ratio 7:4. Deduce molecular formula of alkane.
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