Activation energy is the minimum energy needed for ‘successful collisions’ where atoms within the reactants rearrange to form products. It can be represented on an energy level diagram.

A reaction profile includes the activation energy, which is the minimum energy needed by particles when they collide for a reaction to occur. The activation energy is shown as a 'hump' in the line ...

This module teaches fundamental concepts in chemical kinetics for General Chemistry using examples of water quality and water treatment. Key chemistry topics include concentration vs. time data; rate ...

Enzymes lower the activation energy necessary to transform a reactant into a product. On the left is a reaction that is not catalyzed by an enzyme (red), and on the right is one that is (green).

Redox reactions also play a crucial role in applications in the domains of chemistry, biochemistry, and the use of light for energy generation ... on the reaction rate allows direct inferences ...

As effective biological catalysts, enzymes work by lowering a reaction’s activation energy barrier, thereby increasing the rate of the reaction. They also improve the specificity of the reactions.