hmaritza149 hmaritza149

06-10-2017
Chemistry

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the most common source of copper (Cu) is the mineral chalcopyrite (CuFeS2). How many kilograms of chalcopyrite must be mined to obtain 475 g of pure Cu?

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jessiwilcox10 jessiwilcox10

06-10-2017

0.650 kg... I think,
But what are the answer choices?

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