Question 1
The solubility in mol/L of Ag2CrO4is 1.9 × 10–4M. What is the value of Kspfor Ag2CrO4?
◦
7.2 × 10–8◦
1.9 × 10–4◦
2.7 × 10–11◦
6.9 × 10–12◦
3.8 × 10–4Question 2
The solubility in mol/L of M(OH)2in 0.072 M KOH is 1.0 × 10–5mol/L. What is the value of Kspfor M(OH)2?
◦
5.2 × 10–8◦
7.2 × 10–7◦
5.2 × 10–3◦
4.0 × 10–15◦
2.7 × 10–6