Which statement correctly describes a chemical reaction?
Reactants come out of a reaction.

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next

One similarity and one difference between an element and a mixture of elements