Physics · Thermodynamics
The change in internal energy (ΔU) and change in enthalpy (ΔH), respectively, for the reversible isothermal expansion of one mole of an ideal gas at 27 °C, from a volume of 20 dm3 to a volume of 30 dm3, are:
- 120 J, 0 J
- 20 J, 0 J✓
- 310 J, 20 J
- 40 J, 20 J
Correct answer
0 J, 0 J
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