Chemistry, 08.10.2019 02:00 ericahale3971

Astudent observed that the rate of a chemical reaction increased as the temperature of the system increased. which of the following statements best explains why thermal energy caused an increase in the reaction rate?
a. the surface area of the product particles decreased.
b. the collision rate of the reactant particles increased.
c. the concentrations of the reactant particles increased.
d. the concentrations of the product particles decreased.

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