51 Two moles of a gas at 1 bar and 298 Kelvin are compressed at constant temperature by the use of a constant pressure of 5 bar how much work is done on the gas? 1)2384R

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Q. Two moles of a gas at 1 bar and 298 K are compressed at constant temperature by use of a constant pressure of 5 bar. How much work is done on the gas ? If the compression is driven by a 100-kg mass, how far will it fall in the earth's gravitational field ? (

g = 9.8 m s^{- 2}

)

1

mol of an ideal gas is compressed reversibly at constant temperature

27^{\circ} C

from

1

bar to

5

bar. Calculate the work done.

Q. Two moles of an ideal gas at

2

bar and

27^{o} C

expand isothermally against a constant pressure of

1

bar. The work done by the gas is equal to:

Q. The

q

value and work done in isothermal reversible expansion of one mole of an ideal gas from initial pressure of

1

bar to final pressure of

0; 1

bar at constant temperature

273 K

are:

Consider an ideal gas that occupies $2.50 d m^{3}$ at a pressure of 3.00 bar. If the gas is compressed isothermally at a constant pressure $p_{e x t},$ so that the final volume is $0.500 d m^{3},$ calculate the smallest possible value of $p_{e x t}$ and the work done using $p_{e x t}$ .

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