A compound with empirical formula `O_(2) has a vapour density of 30.Its molecular formula is
A compound with empirical formula `O_(2) has a vapour density of 30.Its molecular formula is
A. `C_(2)H_(2)O_(2)`
B. `C_(2)H_(4)O_(2)`
C. `C_(3)H_(6)O_(3)`
D. `C_(6)H_(12)O_(6)`
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Correct Answer - B
Molecular wt. `=2xxV.D=2xx30=60`
Mol.formula `="Mol.weight"/"E.weight"xx"Empirical formula " `
`=60/30xxCH_(2)H_(4)O_(2)`
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