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Henry's Law

20g of N2 is ...

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20g of N2 is compressed adiabatically from 20dm3 to 10dm3. calculate final temperature, q, w, Δu, ΔH

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20 g m

N_{2}

300 K

is compressed reversibly and adiabatically from

20 {d m}^{3}

10 {d m}^{3}

. Change in internal energy for the process is :

Q. A given mass of a gas at

0^{o} C

is compressed reversibly and adiabatically to a pressure

20

times the initial value. Calculate the final temperature of the gas.

[\frac{C_{P}}{C_{V}} = 1.42]

q . w . Δ U

Δ H

for the reversible isothermal expansion of one mole of an ideal gas at

127^{o} C

from a volume of

10 {d m}^{3}

20 {d m}^{3}

A

B

of a gas initially of same pressure and temperature are compressed from a volume

V

\frac{V}{2}

A

is compressed isothermally while

B

is compressed adiabatically. The final

3

moles of hydrogen are compressed isothermally and reversibly from

60 {d m}^{3}

20 {d m}^{3}

8.22 k J

of work is done on it. Assuming ideal behaviour, calculate the temperature of the gas.

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