What is the percent by mass of carbon in CO_2 equal to?

1 Answer
anor277
Jan 5, 2017

%C~=27%

Explanation:

%C="Molar mass of carbon"/"Molar mass of carbon dioxide"xx100%

=(12.011*g*mol^-1)/((12.011+2xx15.999)*g*mol^-1)xx100%=??

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