cruzzavier03 cruzzavier03

13-05-2020
Chemistry

contestada

What is the percent by mass of oxygen in carbon dioxide (CO2)?
total mass of elementin compound
Use %Element - total
molar mass of compound
-- x 100

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qgray1238 qgray1238

20-05-2020

Answer: A - 27.29%

Explanation:

Just did it

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