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aleksley [76]
2 years ago
15

We will create a model to help us investigate whether acid affects copper.

Social Studies
1 answer:
svetlana [45]2 years ago
3 0

Answer:

This is a cycle of reactions, because you start and end with the same substance, copper metal. In the first reaction, copper metal is oxidized by nitric acid to form copper (II) nitrate, Cu(NO3)2. ... Finally, the copper ions in the copper sulfate are reduced to copper metal by magnesium.

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Fofino [41]

The available options are:

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Answer:

China took this action at the demand of Confucian scholars who tired of barbarian contact

Explanation:

What demonstrates that china stopped trading with other areas of the world and became isolated due to fear of cultural change is that "China took this action at the demand of Confucian scholars who tired of barbarian contact".

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8 0
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Explanation:

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