Answer:
The answer to your question is PbCl₂, K₂S, AlPO₄
Explanation:
PbCl₂ This compound is not soluble because it has Pb
Ca(NO₃)₂ Nitrates are soluble
K₂S Sulfur is not soluble in water
AlPO₄ Phosphates are not soluble in water
The only compound that is soluble is water is Ca(NO₃)₂
