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4 marksGas Laws

CSEC Physics · May/June 2015 · Paper 2 · Question 5(b)(i)

A piston traps a mass of gas in a cylinder. At 25 °C, the pressure of the gas is 5 atmospheres when its volume is 50 ml.

Calculate the volume of the gas if its pressure drops to 1 atmosphere at constant temperature.

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Other parts of this question

  1. 5(a)(i)Describe how the graph of Volume versus Temperature (in Celsius) of a gas can be used to derive the Kelvin scale?[4 marks]
  2. 5(a)(ii)State the mathematical relationship between the Kelvin and Celsius temperature scales.[2 marks]
  3. 5(b)(ii)After resetting the piston, the gas returns to its initial pressure and volume. If the volume is now fixed while the gas is heated to 60 °C, calculate the…[5 marks]

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