H2P-243
Mean kinetic energy and temperature
H2 Physics · JC 1 · Easy · Mean kinetic energy and temperature
A fixed mass of ideal gas is cooled at constant volume from 330 K to 270 K. Which statement about the molecular motion must be true?
- The molecules collide with the walls less frequently.
- The molecules collide with the walls more frequently.
- The time between molecular collisions is unchanged.
- The average molecular speed remains constant.
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