Mathematics, 23.06.2019 15:30 wannaoneisforever
An alloy consists of nickel, zinc, and copper in the ratio 2: 7: 9. how much of each metal is needed to make 4 .9 kg of this alloy? an alloy consists of nickel, zinc, and copper in the ratio 2: 7: 9.
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An alloy consists of nickel, zinc, and copper in the ratio 2: 7: 9. how much of each metal is needed...
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