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02-10-2020
Chemistry

contestada

A reaction of 12.640 g of copper oxide with 0.316 g hydrogen
produces 2.844 g of water and Xg of copper X = _g

Respuesta :

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02-10-2020

Answer:

x = 10.2g

Explanation:

CuO + H2 --> H2O + Cu

12.640 g CuO/ 79.55g =0.16 mol

0.16 mol CuO x 1 mol of Cu = 0.16 mol Cu

0.16 mol Cu x 63.546 g = 10.2g of Cu

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