Question:
Which of the following statements is correct?
(i) The rate of a reaction decreases over time as the concentration
of reactants decreases.
(ii) The rate of a reaction is the same at any time during the reaction.
(iii) The rate of a reaction is independent of temperature change.
(iv) The rate of a reaction decreases with increase in the concentration of
the reactant(s)
Solution:
Option (i) is the answer.