Which of the Following Changes Will Not Affect the Total

question 30

Multiple Choice

Which of the following changes will not affect the total pressure of gas in a container, assuming all other factors remain constant?

• A)The frequency of collisions of molecules with the walls is increased.
• B)The average velocity of the molecules is lowered.
• C)The temperature of the sample is altered.
• D)Half of the molecules are replaced by an equal number of molecules of a gas with a different molecular weight.
• E)The total number of molecules is altered.

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