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recyclying

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recyclying
i need help writting a report on recycling for my science class and i don't know how to start please help

chemistry
1. What happened to the hydrogen gas generated in the last reaction? Add hydrogen gas to the cycle. 2. What happened to the aluminum? 3. Why was it important to wash the CuO? 4. What other metals can be easily recycled? we experiment for recyclying a copper using a copper ...

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