Which one of the Following Statements is not Correct?
- Water starts boiling when its vapour pressure becomes equal to atmospheric pressure.
- Water is known as universal solvent.
- Permanent hardness of water is due to presence of MgCI2, CaCl2,MgSO4 and CaSO4.
- Density of ice is greater than that of water
Answer: (d) Density of ice is greater than that of water