Make an equation: H2 – H2O – KOH – Cu (OH) 2
| March 18, 2021 | education
2H2 + O2 = 2H2O;
2K + 2H2O = 2KOH + H2 ^;
2KOH + CuSO4 = K2SO4 + Cu (OH) 2 (precipitates).
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