If the radius ratio for an ionic solid is $0.5248$ and the radius of the cation is $0.95 \ \mathring{A}$,what is the radius of the anion?
- A$1.45 \ \mathring{A}$
- B$1.81 \ \mathring{A}$
- C$1.20 \ \mathring{A}$
- D$1.60 \ \mathring{A}$
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