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The enthalpy change of the reaction is------------

Chemistry
WAEC 2021

Consider the following energy profile diagram and use it to answer the question that follows

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The enthalpy change of the reaction is------------

  • A. E\(_{A}\)
  • B. E\(_{B}\)
  • C. E\(_{C}\)
  • D. E\(_{D}\)
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Correct Answer: Option D
Explanation

Enthalpy change, ΔH = ΔH\(_{product}\) - ΔH\(_{reactant}\)

From the diagram E\(_D\) represents the enthalpy change,  ΔH.

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