WAEC Chemistry 2010 Objective — Question 34
Question 34 of 49 from the West African Examinations Council (WAEC) Chemistry 2010 Objective paper, with the correct answer and a full explanation.
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The rates of chemical reaction of solids are not affected by
- A. A. a catalyst
- B. B. pressureCorrect
- C. C. particle size
- D. D. temperature
Explanation
Pressure only affects the reaction rate when gaseous reactants are involved; it does not affect reactions of solids.
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