A gas expands from I to F in the figure.
The energy added to the gas by heat is 442 J
when the gas goes from I to F along the
diagonal path.
P(atm)
4
A
3
2
1+B
F
0
+
0
1 2 3
4
V (liters)
What is the change in internal energy of the
gas?
Answer in units of J.