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Find the mass percentage composition of ...

Find the mass percentage composition of methane `(CH_(4)).`

Text Solution

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Molar mass of `CH _(4) = 12 + 4 = 16 g`
Mass % of carbon `= (12)/(16) xx 100 = 75 %`
Mass % of hydrogen `= (4)/(16) xx 100 = 25 %`
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