A fixed mass of gas has a volume of 45 cm345\text{ cm}^345 cm3. The pressure of the gas is 160 kPa160\text{ kPa}160 kPa.
The volume of the gas is slowly decreased by 15 cm315\text{ cm}^315 cm3 at constant temperature.
What is the change in pressure of the gas?
126 exam-style questions on CIE IGCSE Physics 2.1.3a The absolute scale of temperature. Each one has a worked solution and a mark scheme showing where the marks go.