1. Is potassium sulfate soluble?

Question 1 of 10

2. Is sodium carbonate soluble?

Question 2 of 10

3. Is iron chloride soluble?

Question 3 of 10

4. Is lead sulfate soluble?

Question 4 of 10

5. Is potassium nitrate soluble?

Question 5 of 10

6. Is zinc chloride soluble?

Question 6 of 10

7. Is zinc sulfate soluble?

Question 7 of 10

8. Is iron nitrate soluble?

Question 8 of 10

9. Is aluminium sulfate soluble?

Question 9 of 10

10. Is calcium hydroxide soluble?

Question 10 of 10