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What is the percent oxygen in something made of 2 mole of copper and 1 mole of oxygen called copper (l) oxide?
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What is the percent oxygen in something made of 2 mole of copper and 1 mole of oxygen called copper (l) oxide?

User Michnovka
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Answer:

20.114%

Step-by-step explanation:

Percent composition by element Element Symbol Mass Percent Copper Cu 79.886% Oxygen O 20.114%

User StefanK
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