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In a hydrocarbon, mass ratio of hydrogen and carbon is 1 : 3, the empirical formula of, hydrocarbon is

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In a hydrocarbon, mass ratio of hydrogen and carbon is 1 : 3, the empirical formula of, hydrocarbon is
A. CH
B. `CH_(2)`
C. `C_(2)H`
D. `CH_(4)`
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Correct Answer - D
Mass of H:=1,At.mass of C=12 ,br. Mole of H:Moles of C `=1/1:3/12=1:1/4`
`therefore E.F.=CH_4`
` therefore " Empirical formula is " CH_4`
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