Mathematics, 25.01.2021 01:00 Madisonaubrey22

An alloy is a mixture of metals. Suppose that a certain alloy Is made by mixing 300 grams of an alloy that contains 72% copper with 20 grams of pure copper. Answer the questions below. Do not do any rounding.

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An alloy is a mixture of metals. Suppose that a certain alloy Is made by mixing 300 grams of an allo...

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