問題詳情

83. Pentane,

, boils at 35°C. Which of the followings is true about kinetic energy, Ek, andpotential energy, Ep, when liquid pentane at 35°C is compared with pentane vapor at 35°C?
(A) Ek(g) < Ek(l); Ep(g) ≈ Ep(l)
(B) Ek(g) > Ek(l); Ep(g) ≈ Ep(l)
(C) Ep(g) < Ep(l); Ek(g) ≈ Ek(l)
(D) Ep(g) > Ep(l); Ek(g) ≈ Ek(l)
(E) Ep(g) ≈ Ep(l); Ek(g) ≈ Ek(l)

參考答案

答案:D
難度:計算中-1
書單:沒有書單,新增