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14-03-2017
Chemistry

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If 0.500 mol of copper combines with 0.250 mol of sulfur, what is the empirical formula of the copper sulfide product?

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27-03-2017

The chemical formulae for copper and sulfur are Cu and S, respectively. The reaction between the elements is,
(1/2)Cu + (1/4)S -->
2Cu + S ---> Cu2S
Thus, the empirical formula of the product is Cu2S.

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