Given the Following and That R = 8 A) $5.3 \times 10 ^ { - 13 }$

Multiple Choice

Given the following and that R = 8.314 J/K ?mol, determine the equilibrium constant, K, at 298K for the following reaction:
AgBr(s) ? Ag⁺(aq) + Br-(aq)
$\begin{array}{ll}\text { Substance } & \underline{\Delta}_{\mathrm{f}} \mathrm{G}^{\circ}(\mathrm{kJ} / \mathrm{mol}) \text { at } 298 \mathrm{~K} \\\hline\mathrm{Br}-(\mathrm{aq}) & -104.0 \\\mathrm{Ag}^{+}(\mathrm{aq}) & 77.12 \\\mathrm{AgBr}(\mathrm{s}) & -96.9\end{array}$

A) $5.3 \times 10 ^ { - 13 }$
B) $5.2 \times 10 ^ { 4 }$
C) $1.9 \times 10 ^ { 12 }$
D) $1.9 \times 10 ^ { - 5 }$
E) $1.8 \times 10 ^ { - 49 }$