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Empirical & Molecular Formula

An organic co...

Question

An organic compound gave $C = 92.31 %$ and $H = 7.69 %$ . If molecular weight of the compound is $78$ , its molecular formula is:

A

C_{6} H_{6}

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B

C_{7} H_{7}

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C

C_{6} H_{18}

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D

C_{8} H_{20}

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Solution

The correct option is A $C_{6} H_{6}$
Molecular of $C_{6} H_{6}$
= 6(12) + 6
= 78

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