1.Which compound in each pair is more soluble in the water?
- Manganese (II) hydroxide or calcium iodate
- Silver cyanide orcopper(I) iodide.
- Strontiumcarbonate or cadmium sulfide.
2. A student wants to dissolve the maximum amount of CaF2(Kxp=3.2X10^-11) to make 1 L of aqueous solution.
A) Into which of the following should she dissolve the salt? Pure water,
- 0.01M HF
- 0.01 M Ca(OH0
- 0.01 M HCl
- 0.01 M NaOH