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

Paul Ericson asked Oct 17, 2023

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Paul Ericson asked Oct 17, 2023

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18 votes

Answer:

20.114%

Step-by-step explanation:

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

Warrick answered Oct 24, 2023

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