FIGURE 20-3
-What is the change in entropy of 10.0 moles of monatomic ideal gas with a molar specific heat 3R/2 that reversibly undergoes the isothermal expansion shown in Fig. 20-3?

Question

FIGURE 20-3 
-What is the change in entropy of 10.0 moles of monatomic ideal gas with a molar specific heat 3R/2 that reversibly undergoes the isothermal expansion shown in Fig. 20-3?

Quizplus · Accepted Answer

The change in entropy for an isothermal process is given by ΔS = nRln(Vf/Vi). Since the process is isothermal, the temperature is constant, and the change in entropy can be calculated without knowing the specific temperature.

FIGURE 20-3 -What Is the Change in Entropy of 10.0 Moles of 10.0