Составьте реакцию обмена
1. КOH + CuCl2²
2. Ba(OH)2 + NaCl
3. H2SO4 + Mg
4. NaNO3 + K2PO4
5. NaOH + H3PO4
1. КOH + CuCl2²
2. Ba(OH)2 + NaCl
3. H2SO4 + Mg
4. NaNO3 + K2PO4
5. NaOH + H3PO4
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Answers & Comments
2. Ba(OH)2 + 2NaCl=BaCl2+2NaOH
3. H2SO4 + Mg=MgSO4+ H2
4. 3NaNO3 + K3PO4=3KNO3+Na3PO4
5. 3NaOH + H3PO4=Na3PO4+3H2O