How much copper oxide will be obtained from decomposition of 192g of copper hydroxide?

univerkov | August 8, 2021 | education

Given:
m (Cu (OH) 2) = 192 g

To find:
m (CuO) -?

1) Cu (OH) 2 => CuO + H2O;
2) n (Cu (OH) 2) = m / M = 192/98 = 2 mol;
3) n (CuO) = n (Cu (OH) 2) = 2 mol;
4) m (CuO) = n * M = 2 * 80 = 160 g.

Answer: The mass of CuO is 160 g.

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