Which of the following would increase the average speed the ideal gas molecules?

Lowering the temperature of gas

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Compressing the gas with piston

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Expanding the gas into vacuum

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Heating the system at constant volume and pressure

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Solution

The correct option is D Heating the system at constant volume and pressure
Heating the system at constant volume and pressure would increase the average speed the ideal gas molecules. With increase in temperature, the average speed increases.
$v = \sqrt{\frac{8 R T}{π M}}$

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Which of the following would increase the average speed the ideal gas molecules?

The correct option is D Heating the system at constant volume and pressureHeating the system at constant volume and pressure would increase the average speed the ideal gas molecules. With increase in temperature, the average speed increases. v=√8RTπM

The correct option is D Heating the system at constant volume and pressure
Heating the system at constant volume and pressure would increase the average speed the ideal gas molecules. With increase in temperature, the average speed increases.
$v = \sqrt{\frac{8 R T}{π M}}$