The solubility of potassium nitrate in water increases with temperature.
A saturated solution of potassium nitrate at 80 °C is cooled to 25 °C in a closed container.
Which of the following statements is/are correct?
- The mass of undissolved potassium nitrate will increase.
- The concentration of the potassium nitrate solution remains the same.
- The total mass of solvent present remains the same.
A. 2 and 3 only
B. 1 and 3 only
C. 1 only
D. 2 only
E. 1, 2 and 3