Chemistry, asked by Anonymous, 6 months ago

Hydrogen was passed over heated 2g copper oxide till only copper was left. The mass of copper obtained was 1.6g. The percentage of copper oxide is

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Answered by Anonymous

0

Answer:

The Hydrogen will combine with the Oxygen in the Copper Oxide to form water (Hydrogen Oxide) removing the Oxygen form the Copper Oxide. The loss of 0.4 grams is the loss of Oxygen from the Copper Oxide compound. Therefore there were 0.4 grams of Oxygen in the compound out of the original 2.0 grams..

Answered by pahalkumari19209261

0

Answer:

The Hydrogen will combine with the Oxygen in the Copper Oxide to form water (Hydrogen Oxide) removing the Oxygen form the Copper Oxide. The loss of 0.4 grams is the loss of Oxygen from the Copper Oxide compound. Therefore there were 0.4 grams of Oxygen in the compound out of the original 2.0 grams.

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