21. For an isothermal and irreversible expansion process (V1 to V2) of an ideal gas, which following statement is correct? (A) △S = q/T (B) △S =nRin(V2/V1) (C) w=-nRTIin(V2/V1) (D) △Ssys + △Ssurr >0 (E) q=nRTin(V2/V1)
21. For an isothermal and irreversible e..-阿摩線上測驗