For complete combustion of 10 L of alkane, the volume of oxygen required is 50 L. Identify the alkane:

C_{3} H_{6}

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C_{3} H_{8}

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C_{4} H_{10}

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C_{2} H_{6}

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Solution

The correct option is B $C_{3} H_{8}$
10 l of alkane require 50 l of oxygen , that is number of moles in oxygen is 5.
$C_{3} H_{8} + 5 O_{2} \to 3 C O_{2} + 4 H_{2} O$
So in this reaction 5 moles of oxygen is required , so unknown alkane is $C_{3} H_{8}$ .

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For complete combustion of 10 L of alkane, the volume of oxygen required is 50 L. Identify the alkane:

The correct option is B C3H810 l of alkane require 50 l of oxygen , that is number of moles in oxygen is 5.C3H8+5O2→3CO2+4H2OSo in this reaction 5 moles of oxygen is required , so unknown alkane is C3H8.

The correct option is B $C_{3} H_{8}$
10 l of alkane require 50 l of oxygen , that is number of moles in oxygen is 5.
$C_{3} H_{8} + 5 O_{2} \to 3 C O_{2} + 4 H_{2} O$
So in this reaction 5 moles of oxygen is required , so unknown alkane is $C_{3} H_{8}$ .