For a fixed amount of gas, if the absolute temperature of the gas is doubled, wh

Question

For a fixed amount of gas, if the absolute temperature of the gas is doubled, what happens to the pressure of the gas?

A. The answer cannot be determined without volume information
B. The pressure of the gas becomes double the original pressure
C. The pressure of the gas becomes one half the original pressure
D. The pressure of the gas becomes four times the original pressure
E. The pressure of the gas becomes eight times the original pressure
F. The pressure of the gas becomes one-fourth the original pressure
G. The pressure of the gas becomes one-eighth the original pressure

Can you also provide explanations along with your answer, Thank you.

Explanation / Answer

For an ideal gas

PV = nRT

For a fixed amount of gas n- the number of moles is fixed

If T is doubled PV is doubled, we cannot say how P or V vary without know ing the other.

A. The answer cannot be determined without volume information   - correct

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