SAT, 09.12.2021 03:20, mariahrpoulin9630

A 7. 298 g sample of copper reacts completely with oxygen, forming a copper oxide. The final mass of the copper oxide is 8. 217 g. What is the formula of the copper oxide?.

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A 7. 298 g sample of copper reacts completely with oxygen, forming a copper oxide. The final mass of...