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29/09/2020 8:51 pm
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In a hydrocarbon, mass ratio of hydrogen and carbon is 1:3, the empirical formula of hydrocarbon is
(a) CH4
(b) CH2
(c) C2H
(d) CH3
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29/09/2020 8:53 pm
(a) CH4
Explanation:
Mass ratio of H : C = 1 : 12
However, given mass ratio of H : C = 1 : 3
Therefore, for every C atom, there are 4 H atoms, hence empirical formula = CH4