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Determine Ws, Q, and ΔEth for process 1→2, 2→3 and 3→1

A heat engine using a monatomic gas follows the cycle shown in the
figure. (Figure 1).
Figure
p (kPa)
Pmax
1
2
600 K
<
1 of 1
100
Adiabat
3
0+
V (cm³)
0
200 400
600

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