Question

(b)
A gas occupies 200ml at a temperature of 27°C and 76 mmHg pressure. [
Find the volume at -3°C with the pressure remaining
constant​

Answer 1

Using Pv =nRT

At constant pressure V=T

so V1/V2 =T1/T2

0.2/V2 = 300/ 270

V2 = 0.18L = 180ml.