The volume of an N-dimensional ball in Euclidean space with radius that grows with N

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Let $V_N(R_N)$ denote the volume of an $N$-dimensional ball in $\mathbf{R}^N$ with radius $R_N$. Suppose $R_N = O(\sqrt{N})$. Is it possible to show that $V_N = o(1)$? What about if $R_N = O(N)$?