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The number of moles of ethane in 60 g is...

The number of moles of ethane in 60 g is

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The correct Answer is:
B
`C_(2)H_(6)` - Ethane - molar mass = 24 + 6 = 30g
30 g of `C_(2)H_(6)` contains 1 mole
60 g of `C_(2)H_(6)` will contains =`60/30xx1=2`moles
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