Distinguish between a saturated, an unsaturated and a supersaturated solution.
Water
Original Khojo Papers practice question — not from a past board paper.
A solute is the substance that dissolves in another substance. A solvent is the substance in which the solute dissolves, and it is usually present in the larger amount. A solution is the homogeneous mixture formed when a solute dissolves completely in a solvent.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
In a sugar solution, sugar is the solute and water is the solvent.
From the same topic and chapter, at a similar level.
Distinguish between a saturated, an unsaturated and a supersaturated solution.
Water
Why is water called a universal solvent?
Water
Distinguish between a hydrated and an anhydrous salt, and state what happens when blue copper sulphate crystals are heated.
Water
Define solubility and state two factors that affect the solubility of a solid in water.
Water
Define efflorescence, deliquescence and hygroscopy, giving one example of each.
Water
The solubility of potassium nitrate at 30 °C is 45 g per 100 g of water. What mass of the salt will saturate 250 g of water at that temperature?
Water