Time left 0:49:34 If the heat absorbed by 5 mole of a perfect gas, expanding isothermally (25 °C) from 10 to 15 dm', is 13.81 kJ, what is the work done by this gas? Select one: O a 0kJ b -13.81 kJ Oc. 38.15 kJ Od 20.81 kJ

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