What is the enthalpy change for the reaction A → B if ∆rH₁ = –100 kJ, ∆rH₂ = +50 kJ, and ∆rH₃ = –20 kJ? - CHEMICAL THERMODYNAMICS Quiz | GKFix.in

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Question

What is the enthalpy change for the reaction A → B if ∆rH₁ = –100 kJ, ∆rH₂ = +50 kJ, and ∆rH₃ = –20 kJ?

A. +170 kJ
B. –70 kJ
C. +70 kJ
D. –170 kJ

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