multi-word fill quiz on 7Hwf4 "Solutions"
(a worksheet for QCA KS3 science-chemistry)

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1. At 40oC, g of potassium nitrate (KNO3) dissolves in 100g of water (H2O).

2. At oC , 20g of potassium sulphate (K2SO4)

3. At 65oC, g of copper sulphate (CuSO4) will dissolve in 100g of water.

4. At oC, 22g of copper sulphate (CuSO4) will dissolve in 100g of water.

5. How much potassium nitrate (KNO3) will disssolve in 200g of water at 30oC? answer: g

6. How much copper sulphate (CuSO4) will dissolve in 50g of water at 20oC? answer: g