Kelvi

For a reaction $A \to B,$ enthalpy of reaction is $-4.2$ kJ mol $^{-1}$ and enthalpy of activation is $9.6$ kJ mol $^{-1}.$ The correct potential energy profile for the reaction is shown in option.

medium

Thermodynamics

2021

chemistry

Explanation

To solve this problem, we need to analyze the potential energy profile for the reaction $A \to B. \newline$ Given: $\newline$ • Enthalpy of reaction $(\Delta H) = -4.2 \,$ kJ mol $^{-1} \newline$

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For a reaction A→B, A \to B, A→B, enthalpy of reaction is −4.2 -4.2 −4.2 kJ mol−1^{-1} −1 and enthalpy of activation is 9.6 9.6 9.6 kJ mol−1.^{-1}. −1. The correct potential energy profile for the reaction is shown in option.

Explanation

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For a reaction $A \to B,$ enthalpy of reaction is $-4.2$ kJ mol $^{-1}$ and enthalpy of activation is $9.6$ kJ mol $^{-1}.$ The correct potential energy profile for the reaction is shown in option.