Balance the chemical equations, correct and balance the equation if there is a mistake. 1. Ca(NO3)2+KI-->CaI+K(NO3)2,
2. Ca(NO3)2+KOH-->CaOH + K(NO3)2,
3. Ca(NO3)2 + Na2C2O4-->CaC2O4+2 Na(NO3)2,
4. Ca(NO3)2+Na2SO4-->CaSO4+2Na (NO3)2,
5. Ni(NO3)2+KI --> NiI+K(NO3)2,
6. Ni(NO3)2+KOH --> NiOH + K(NO3)2,
7. Ni(NO3)2+Na2C2O4 --> NiC2O4+ Na2(NO3)2,
8. Ni(NO3)2+Na2SO4 --> NiSO4+ Na2(NO3)2,
9. Zn(NO3)2+KI --> ZnI + K(NO3)2,
10. Zn(NO3)2+KOH --> ZnOH + K(NO3)2,
11. Zn(NO3)2+Na2C2O4 --> ZnC2O4+Na2(NO3)2,
12. Zn(NO3)2+Na2SO4-->ZnSO4+Na2(NO3) 2,
13. Cu(NO3)2+Na2SO4-->CuSO4+Na2(NO3) 2
14. Cu(NO3)2 + Na2C2O4 -->CuC2O4+2 Na(NO3)2
15. Cu(NO3)2+KOH --> CuOH+K(NO3)2
16. Cu(NO3)2+KI-->CuI+K(NO3)2