$mass \: of \: CO _(2) = (12 + (16 * 2)) = 44 \: g \\ mass \: of \: oxygen \: in \: CO _(2) = (16 * 2) = 32 \\ \% \: of \: oxygen = (32)/(44) * 100\% \\ = 72.7\%$

Yam answered Aug 15, 2022

by Yam

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Calculate the mass percent of oxygen in CO2 (Work shown)

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