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A material that prevents reactants from coming together is called a
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
In what ways can temperature increase the rate of a chemical reaction?
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
Most endothermic reactions require a continuous source of
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
Both endothermic and exothermic reactions need _________________ to get started
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
A biological catalyst is called a
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
In what type of reaction do the reactants have more energy than the products?
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
Which statement explains why the speed of some chemical reactions is increased when the surface area of the reactant is increased?
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
When a catalyst is added to a system at equilibrium, a decrease occurs in the
This change exposes more reactant particles to a possible collision
exothermic
heat
enzyme
activation energy
particles at higher temperatures collide more often and have more energy
inhibitor
activation energy
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