Carry out the transformations Cu-CuO-CuCl2-Cu (OH) 2-CuO

molecular equations:
2Cu + O2 = 2CuO
CuO + 2HCl = CuCl2 + H2O
CuCl2 + 2KOH = 2KCl + Cu (OH) 2
Cu (OH) 2 = — t — = CuO + H2O – thermal decomposition



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