State the condition resulting in reverse osmosis.

Osmosis is

Osmosis is

Emphysema is a condition resulting from

What is rusting? State the conditions required for rusting.

State the conditions required for the following reaction to take place : Any two conditions for the conversion of sulphur dioxide to sulphur trioxide.

What is meant by reverse osmosis?.

Write short notes on Reverse osmosis.

State the condition for the resonance to occur.

What is electro osmosis ?