20.已知反應 2O3 (g) → 3O2 (g),則下列對於反應速率的敘述何者正確?
(A) 11 [OO 32 ] [ ] Rate3t 2t ∆∆ =− = ∆∆
(B) 11 [OO 32 ] [ ] Rate2t 3t ∆∆ =− = ∆∆
(C) 11 [OO 32 ] [ ] Rate2t 3t ∆∆ == ∆∆
(D) [OO 32 ] [ ] Rate tt ∆∆ =− = ∆∆

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