The energy-separation curve for two atoms, a distance, r, apart is: U(r)=−Arm+Brn

1) Derive an expression for the equilibrium spacing, r0, as a function of A, B, m, and n. Explicitly indicate multiplication with a * symbol.

r0 = ??

2) Derive and expression for the stiffness of the bond at the equilibrium spacing, in terms of A , B , m , n , and r0 .

S=dFdr at r=r0 :

1 answer

Derive and expression for the stiffness of the bond at the equilibrium spacing, in terms of A , B , m , n , and r0 .

S=dFdr at r=r0 :