A gaseous alkane on complete combustion ...

A gaseous alkane on complete combustion gives `CO_(2)` and `H_(2)O`. If the ratio of moles `O_(2)` needed for combustion and moles of `CO_(2)` formed is `5:3` find out the formula of alkane.

A

`C_(4) H_(10)`

B

`C_(5)H_(12)`

C

`C_(3) H_(8)`

D

`C_(2)H_(6)`

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The correct Answer is:

C

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