Which of the following factors that affect the rate of chemical reactions can be explained in terms of the collision theory? l. concentration ll. pressure lll. temperature lV catalyst

  • A l and ll only
  • B l, ll and lll only
  • C l and lll only
  • D l, II, lll and IV only
waec 2004chemistry

The correct answer is D. l, II, lll and IV only

The factors that affect reaction rates are:

surface area of a solid reactant.

concentration or pressure of a reactant.

temperature.

nature of the reactants.

presence/absence of a catalyst

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