Increased reactant concentration usually leads to an increase in reaction rate, because collisions are
A) more violent only.
B) more frequent only.
C) both more violent and more frequent.
D) none of these

Question

Quizplus · Accepted Answer

Increased reactant concentration typically leads to more frequent collisions among reactant molecules, which in turn increases the reaction rate. The violence or energy of the collisions is more directly related to temperature than to concentration.

Increased Reactant Concentration Usually Leads to an Increase in Reaction