Which of the following compounds are soluble in water?
1.
KC2H3O2
2.
Barium carbonate
3.
Iron(II) phosphate
4.
Mg(NO3)2
1.
Lithium chloride
2.
Ammonium hydroxide
3.
Lead(II) sulfate
4.
Mercury(I) iodide
1.
Unsaturated solution.
2.
Saturated solution.
3.
Supersaturated solution