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Chemistry, 27.03.2020 19:25 liapooh73p7b896

Aurelia dropped a piece of metal into a beaker, and then she added acid to it. She saw colorless bubbles rising from the metal. The metal began to turn black. What type of change did Aurelia see?

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Aurelia dropped a piece of metal into a beaker, and then she added acid to it. She saw colorless bub...

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