(a) State the law which the following graph verifies.

(b) Derive the mathematical expression for it.

(c) Give one application/use where the above law is employed.

Plot V versus absolute T (K) by the given data:

(a) The graph between V and T is a …………… .

(b) Check whether the line passes through the origin.

(c) Which law is obeyed.

What will be the minimum pressure required to compress 500 dm³ of air at 1 bar to 200 dm³, if temperature is kept constant?

2 litres of a gas is enclosed in a vessel at a pressure of 760 mm Hg. If temperature remains constant, calculate pressure when volume changes to 4 dm³.