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One mole of an ideal gas does 3000 J of work on its surroundings as it...

One mole of an ideal gas does 3000 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and volume of 25.0 L. Determine:

a) the initial volume ?

b) the temperature of the gas?

(Note: 1 atm = 1.01 x 105Pa, universal gas constant R = 8.31 J/mol K, 1 L = 10-3m3)

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