Which of the following statements is correct?

Options

A. The rate of fa reaction decreases with passage of time as the concentration of reactants decreases.
B. The rate of a reaction is same at any time during the reaction.
C. The rate of a reaction is independent of temperature change.
D. The rate of a reaction decreases with increases in concentration of reactant (s)

Answer

A

Explanation

According to rate law expression, Rate `prop [R]` Thus, rate of a reaction decreases with passage of tiem as the concentration of reactants decreases.