一个双原子分子的势能函数为

Ep=E0[(r0\r)12-2(r0/r)6]

式中，ｒ为两原子间的距离。ａ.绘制势能曲线。b.由图说明r0是势能最小的分子间距。c.由图说明E0是分子势能的最小值。

-A diatomic molecule potential energy function for the Ep = E0 [(r0 \ r) 12-2 (r0/r) 6] where, r is the distance between two atoms. a. draw the potential energy curve. b. r0 is the potential energy by the figure shows the minimum distance between the molecules. c. Figure shows the molecular potential energy E0 is the minimum.