WAEC Chemistry 2020 Objective — Question 28
Question 28 of 50 from the West African Examinations Council (WAEC) Chemistry 2020 Objective paper, with the correct answer and a full explanation.
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Which of the following standard conditions is not correct about energy changes?
- A. Standard temperature is 298K
- B. Standard pressure is 1 atm
- C. Concentration of solution must be 1 mol dm^-3
- D. (delta)H(theta) at 298 K is the activation energyCorrect
Explanation
(Delta)H(theta) does not refer to the activation energy; it refers to the standard enthalpy change.
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