7.For the reaction \( 4\text{FeCl}_2(aq) + 3\text{O}_2(g) \rightarrow 2\text{Fe}_2\text{O}_3(s) + 4\text{Cl}_2(g) \), what volume of a \( 0.760\ M \) solution of \( \text{FeCl}_2 \) is required to react completely with \( 6.36 \times 10^{21} \) molecules of \( \text{O}_2 \)?


(A) \( 5.26 \times 10^3\text{mL} \)
(B) \( 10.7\text{ mL} \)
(C) \( 10.4\text{ mL} \)
(D) \( 18.5\text{ mL} \)
(E) \( 6.02\text{ mL} \)

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統計： A(0), B(0), C(1), D(0), E(0) #4064105