A fixed number of moles of an ideal gas are kept in a container of volume...

A fixed number of moles of an ideal gas are kept in a container of volume V and an absolute temperature T.
If T doubles while V is held constant, the new net internal energy of the gas will be ________ times the original internal energy of the gas.

A: 1/4

B: 1/2

C: 1/sqrt(2)

D: equal to

E: sqrt(2)

F: 2

G: 4

If T and V are both doubled, the new r.m.s. velocity of the molecules in the gas will be _________ times the original r.m.s. molecular velocity.

A: 1/4

B: 1/2

C: 1/sqrt(2)

D: equal to

E: sqrt(2)

F: 2

G: 4

Solutions

Expert Solution

Comment

On doubling the temperature the new internal energy of the gas will be 2 times the original internal energy.

On doubling temperature and volume, the r.m.s velocity of the gas will be square(2) times the r.m.s molecular velocity of the gas.

genius_generous answered 1 year ago

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