Explain with diagram ,why a rod when partialy immersed in water appears to be bent.

Explain why: Alcohols are more soluble in water compared to the ethers.

Explain the formation of scum when hard water is treated with soap.

Explain why rain drops are spherical while the surface of water in a pond is flat.

The weight of a body in air 40N. When the body immersed in water the weight 20N and if the body immersed in unknown liquid the weight 30N. What is density of liquid?

What happens when sodium metal is dropped in water. Explain.

Explain why does an underwater object appears to be situated above its actual position.

Explain why steam at 100°C usually produces more severe burn than water at the same temperature.

Explain why the solubility of amines in water decrease on increasing molar mass.

Explain why pure water has the maximum water potential.

Explain why does drinking water kept in an earthern pot cool down ?