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Preparation of Methane from Aluminium Carbide

The percentag...

Question

The percentage of carbon in $C O_{2}$ is:

A

27.27

%

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B

29.27

%

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C

30.27

%

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D

26.97

%

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Solution

The correct option is B $27.27$ %
$% C = \frac{Mass of carbon}{Molecular mass of the compound} \times 100$

$= \frac{12}{44} \times 100$

$= 27.27 %$

Hence, option A is correct.

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