Methane has the chemical formula CH4. What is the percent by mass of carbon in methane?
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there r 5 atoms in total and 1 of CH4 then
.....%C= 1/5×100= 20%
.....%C= 1/5×100= 20%
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Molecular mass of methane = 12+4×1=16 g
Mass of carbon in methane = 12 g
Percentage of carbon = 12/16 ×100
,. = 75 %
Mass of carbon in methane = 12 g
Percentage of carbon = 12/16 ×100
,. = 75 %
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