Answer:
CaCl2(aq) + Na2CO3(aq) → CaCO3(s) + 2NaCl(aq)
Insoluble salt
CaCl2(aq) + 2NaHCO3(aq) → CaCO3(s) + 2NaCl(aq) +H2O(l) + CO2(g)
Insoluble salt
2AgNO3(aq) + K2CO3(aq) → Ag2CO3(s) + 2KNO3(aq)
Insoluble salt
2AgNO3(aq) + 2KHCO3(aq) → Ag2CO3(s) + 2KNO3(aq) +H2O(l) + CO2(g)
Insoluble salt
Step-by-step explanation: