18. Assertion :Cp - Cv = R Reason : R is work done when temperature of one mole of ideal gas is increased by 1^°

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Q. Assertion :

C_{P} - C_{V} = R

for ideal gas. Reason:

R

is the work done when temperature of one mole of an ideal gas is increased by

1^{o}

Q. Assertion :

C_{P} - C_{V} = R

for an ideal gas. Reason:

{(\frac{\partial E}{\partial V})}_{T} = 0

for an ideal gas.

Q. Assertion :

C_{P} - C_{V} = R

for an ideal gas. Reason:

{[\frac{\partial U}{\partial V}]}_{T} = 0

for an ideal gas

When one mole of an ideal gas is compressed to half its initial volume and simultaneously heated to twice to its initial temperature, the change in entropy $(Δ S)$ is -

Q. Assertion :Molar specific heat at constant volume of an ideal diatomic gas is

\frac{3}{2} R + R

. Reason: On heating 1 mole of an ideal diatomic gas at constant pressure, for

1^{o} C

rise in temperature, the increase in internal energy of the gas is

\frac{7}{2} R

Read the above assertion and reason and choose the correct option regarding it.

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