Napisz reakcje do doswiadczen
1 azotan V kadmu + Na2S
2 azotan V ołowiu + Na2SO4
Cd(NO₃)₂ + Na₂S ---> CdS ↓ + 2 NaNO₃
Pb(NO₃)₂ + Na₂SO₄ ---> PbSO₄ ↓ + 2 NaNO₃
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Cd(NO₃)₂ + Na₂S ---> CdS ↓ + 2 NaNO₃
Pb(NO₃)₂ + Na₂SO₄ ---> PbSO₄ ↓ + 2 NaNO₃