2 Ca + O2 → 2CaO|
CaO + H2O → CaOH2
2 HNO3 + Ca(OH)2 → Ca(NO3)2 + 2 H2O
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2Cu + O2 → 2CuO
CuO + 2HCL → CuCl2 + H2O
CuCl2 + 2NaOH → Cu(OH)2 + 2NaCl
Cu(OH)2 + H2SO4 → CuSO4 + 2H2O
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2 Ca + O2 → 2CaO|
CaO + H2O → CaOH2
2 HNO3 + Ca(OH)2 → Ca(NO3)2 + 2 H2O
__________________
2Cu + O2 → 2CuO
CuO + 2HCL → CuCl2 + H2O
CuCl2 + 2NaOH → Cu(OH)2 + 2NaCl
Cu(OH)2 + H2SO4 → CuSO4 + 2H2O