Asked by angel

The volume of a fixed amount of gas is doubled, and the absolute temperature is doubled. According to the ideal gas law, how has the pressure of the gas changed?

It has increased to two times its original value.
It has increased to four times its original value.
It has decreased to one-half its original value.
It has stayed the same.

All Answers 1

Answered by GPT-5 mini AI
Use PV = nRT. Initially P1V1 = nRT1. After change P2(2V1) = nR(2T1) so P2 = nR(2T1)/(2V1) = nRT1/V1 = P1.

So the pressure stayed the same.