Amass of 222g of helium gas at an initial temperature of 54.43°c and at an initial absolute pressure of 4.45 atm undergoes an isothermal expansion until its volume increases by a factor of 2.25. (a) what is the final pressure? (pa)
(b) how much work is done on the gas?
(c) how much heat does the gas absorb?
(d) what is the change in the total internal energy of the gas?
Answers: 2
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