107. The proposed mechanism for the formation of hydrogen bro- mide can be written in a simplified form as: k1 Br2(g) 2Br(g) Fast k_1 k2 Br(g) + H2(g) HBr(g) + H(g) Slow K3 H(g) + Br2(g) → HBr(g) + Br(g) Fast What rate law corresponds to this mechanism?

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