Q)
(chatquestion)...6 PRO
1ERA
The internal energy of an ideal gas follows the
equation U =3.5 pV +k, where k is a constant. The
gas expands from an initial volume of 0.25 m³ to a
final volume of 0.86 m’. If the initial pressure is
5 Nm2, the change in internal energy (in Joules) is
3
(given pV3 = constant).
1.3
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