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The empirical formula of the compound is...

The empirical formula of the compound is CH. Its molecular weight is 78. The molecular formula of the compound will be :
(a)`C_(2)H_(2)`
(b)`C_(3)H_(3)`
(c)`C_(4)H_(4)`
(d)`C_(6)H_(6)`

A

`C_(2)H_(2)`

B

`C_(3)H_(3)`

C

`C_(4)H_(4)`

D

`C_(6)H_(6)`

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