Saturated,Unsaturated and Supersaturated Solutions

Q.

Solubility of the solute at a given temperature is the amount of solute that can be dissolved in ______ g of ________.

Q.

How can a saturated solution be made unsaturated without adding solvent to it?

Q.

Diagram-based question-

1. Name the type of solution sown in glass A, B and C.
2. What will happen if class C is heated?

Q. Which of the following is insoluble in water :
1)copper sulphate
2)sodium sulphate
3)Zinc sulphate
4)Copper sulphate

Q. Write the reaction takes place in black and white photography. Explain