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Glenn Key
Chemistry
19 March, 07:21
How much Cu2S is needed to make 255.0 g Cu?
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Jasmin Callahan
19 March, 07:28
0
319.3g Cu2S
Explanation:
There is 127.1 g Copper in 159.16g (molar mass) of Cu2S. Let x be Cu2S required. Then x * (127.1/159.16) = 255.0g. So x = 319.3g
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