-44 One mole of an ideal diatomic gas goes from

a

to

c

along\ the diagonal path in Fig. 19-25. The\ scale of the vertical axis is set by

p_(ab)=

\

5.0kPa

and

p_(c)=2.0kPa

, and the\ scale of the horizontal axis is set by\

V_(bc)=4.0m^(3)

and

V_(a)=2.0m^(3)

. During\ the transition, (a) what is the change\ in internal energy of the gas, and\ (b) how much energy is added to the\ gas as heat? (c) How much heat is re-\ quired if the gas goes from

a

to

c

\ Fiy. iv-c0 rivuicilit4.\ along the indirect path

abc

?

- 44 One mole of an ideal diatomic gas goes from a to c along the diagonal path in Fig. 19-25. The scale of the vertical axis is set by pab= 5.0kPa and pc=2.0kPa, and the scale of the horizontal axis is set by Vbc=4.0m3 and Va=2.0m3. During the transition, (a) what is the change in internal energy of the gas, and (b) how much energy is added to the gas as heat? (c) How much heat is required if the gas goes from a to c Fig. 19-25 Problem 44. along the indirect path abc