In the Hypothetical Atomic Interaction Shown in Figure C9 $r$ ?
A) for All

Multiple Choice

In the hypothetical atomic interaction shown in figure C9.13, the force between the atoms is attractive within what ranges of the interatomic separation $r$ ?

A) For all $r$
B) For $r<0.06 \mathrm{~nm}$ and $r>0.2 \mathrm{~nm}$
C) For $0.06 \mathrm{~nm}<r<0.2 \mathrm{~nm}$
D) For $0.12 \mathbf{n m}<\boldsymbol{r}<\mathbf{0 . 2 5} \mathbf{~ n m}$
E) For $r<0.12 \mathrm{~nm}$ and $r>0.25 \mathrm{~nm}$