A fixed mass of gas is contained within a sealed syringe at an initial pressure of 120 kPa. The plunger is slowly moved until the pressure becomes 90 kPa. The final volume of the gas is 80 cm3. The temperature of the gas does not change. What is the volume of the gas before the plunger is moved?
0.017 cm30.017\text{ cm}^30.017 cm3
60 cm360\text{ cm}^360 cm3
107 cm3107\text{ cm}^3107 cm3
150 cm3150\text{ cm}^3150 cm3
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.