CaO + H2O = Ca(OH)2
CuSO4 + 2 NaOH -------> Na2SO4 + Cu(OH)2
HCl + NaOH ---> NaCl + H2O
2 NaNO3 + H2SO4 --> Na2SO4 + 2 HNO3
Zn + H2SO4 -> ZnSO4 + H2↑
SO3 + H2O = H2SO4
2Na + 2H2O→2NaOH + H2↑
CuSO4 + 2NaOH =Cu(OH)2 + Na2SO4
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CaO + H2O = Ca(OH)2
CuSO4 + 2 NaOH -------> Na2SO4 + Cu(OH)2
HCl + NaOH ---> NaCl + H2O
2 NaNO3 + H2SO4 --> Na2SO4 + 2 HNO3
Zn + H2SO4 -> ZnSO4 + H2↑
SO3 + H2O = H2SO4
2 NaNO3 + H2SO4 --> Na2SO4 + 2 HNO3
2Na + 2H2O→2NaOH + H2↑
CuSO4 + 2NaOH =Cu(OH)2 + Na2SO4
HCl + NaOH ---> NaCl + H2O