Question

Реакцыи ионого обмена 2, K2CO3+HCE>....
3 Ca(OH)2+HNO3>...
4. NaOH+H3PO4>...
5. Al2(SO4)+K3PO4>....

Answer 1

2. K2CO3+2HCl-->2KCl+H2O+CO2
3. Ca(OH)2+2HNO3-->Ca(NO3)2+2H2O
4. 3NaOH+H3PO4-->Na3PO4+3H2O
5. Al2(SO4)3+2K3PO4-->3K2SO4+2AlPO4(ос.)