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Thermal Physics
Quick questions on Kinetic theory and ideal gases explained: H2 Physics Thermal Physics
5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is assumptions of the kinetic model?Show answer
An ideal gas is modelled as a large number of identical molecules for which:
What is pressure from molecular motion?Show answer
Deriving the pressure from molecular collisions with the walls gives:
What is q1?Show answer
State four assumptions of the kinetic theory of an ideal gas. [2 marks]
What is q2?Show answer
A gas has pressure and volume at . Find the number of moles (). [2 marks]
What is q3?Show answer
Explain why, at the same temperature, helium atoms move faster on average than nitrogen molecules. [2 marks]
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