The molar mass of a compound X is 56. its empirical formu...
The molar mass of a compound X is 56. its empirical formula is CH2. X is
butene
butyne
ethene
propene
propyne
Correct answer is A
(CH2)x=56
(12+2)x=56
14x=56
x=5614
x=4
Hence, the empirical formula is (CH2)×4
= C4H8
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