

Chegg Guided Solutions for Chemistry 2nd Edition Chapter 5 Problem 77

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You are given the following data:

H2(g) → 2H(g) ∆H° = 436.4 kJ/mol

Br2(g) → 2Br(g) ∆H° = 192.5 kJ/mol

H2(g) + Br2(g) → 2HBr(g) ∆H° = –72.4 kJ/mol

Calculate ∆H° for the reaction

H(g) + Br(g) → HBr(g)

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