1. Which of the following substances, when added to a saturated solution of AgCO3, will increase the solubility of AgCO3 in the solution?(select all that applies)
1. Na2CO3
2. AgNO3
3. HCl
4. NH3
2. For which salt should the solubility be most sensitive to pH?
Ca(NO3)2
Ca(NO2)2
CaCl2
CaBr2
CaI2