Mole ConceptHard
Question
A hydrocarbon CnH2n yields CnH2n+2 by reduction. In this process, the molar mass of the compound is raised by 2.38%. The value of n is
Options
A.8
B.4
C.6
D.5
Solution
$\frac{(14n + 2) - 14n}{14n} \times 100 = 2.38 \Rightarrow n = 6$
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