A litre of sea water weighing about 1.05 kg contains 5 mg of dissolved oxygen (O₂). Express the concentration of dissolved oxygen in ppm.

Explain why the aquatic species are more comfortable in cold water during winter season rather than warm water during the summer.

Define molality

State and explain Henry’s law.

State Raoult law and obtain expression for lowering of vapour pressure when nonvolatile solute is dissolved in solvent.

Define the term ‘isotonic solution’.

Explain the effect of pressure on the solubility.

State Raoult's law

why acetic acid deviates from ideal behaviour in solutions ?

why a solution of KCL in water deviates from ideal behaviour ?

Write a short note on Van't Hoff equation

Define colligative properties.

Define solution

What are the non-aqueous solution ? Give example

Define solubility.