What must happen before a chemical reaction can begin?

A) The activation energy must be exceeded.

B) The activation energy must be reached.

C) The concentrations of products and reactants must be equal.

D) The concentration of reactant molecules must be reduced.

Question

Chemistry

Dorian Powell

11 January, 09:42

What must happen before a chemical reaction can begin?

A) The activation energy must be exceeded.

B) The activation energy must be reached.

C) The concentrations of products and reactants must be equal.

D) The concentration of reactant molecules must be reduced.

+4

Answers (2)

Know the Answer?

Teagan Luna · Answer 1

I believe the correct response is A. The activation energy must be exceeded.

Ellis Blackburn · Answer 2

Energy must be absorbed by the reactants Before a chemical reaction can start. activation energy. is t he amount that must be absorbed to start the reaction

What must happen before a chemical reaction can begin?A) The activation energy must be exceeded.B) The activation energy must be reached.C) The concentrations of products and reactants must be equal.D) The concentration of reactant molecules must be reduced.

What must happen before a chemical reaction can begin?

A) The activation energy must be exceeded.

B) The activation energy must be reached.

C) The concentrations of products and reactants must be equal.

D) The concentration of reactant molecules must be reduced.