A hydrocarbon contains 92.24 % carbon by mass and has a molar mass of 78.12 g mol-1. Determine the empirical formula and mo

Question

A hydrocarbon contains 92.24 % carbon by mass and has a molar
mass of 78.12 g mol-1.

Determine the empirical formula and molecular
formula of the hydrocarbon​

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niczorrrr 6 months 2021-07-22T03:02:57+00:00 1 Answers 95 views 0

Answers ( )

    0
    2021-07-22T03:04:05+00:00

    Explanation:

    so for this one you know 92.24 is the mass of C so to work out the mass of hydrogen u so 100-92.24=7.76

    so

    C : H

    92.24/12 : 7.76 /1

    7.68 : 7.76

    so 7.76÷7.68=1.01

    so CH

    12+1=13

    78.12÷13=6.009

    so CH×6= C6H6

    hope this helps:)

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