Particles that collide with the correct amount of energy and in the proper orientation can lead to

In a diatomic molecule, what must occur to break the bonds that exist between the two molecules?

A chemical reaction can only proceed as fast as the

What type of substance can be added to a reaction to speed up the reaction by providing an alternate pathway?

What type of substance can be added to a reaction to slow down the reaction by adding additional steps to the mechanism?

Increasing the number of effective collisions will have what influence on chemical reaction rate

What type of reactions occur very quickly?

What type of reactions occur very slowly and usually require a catalyst to proceed in biological systems?

Increasing the temperature has what influence on reaction rate?

Increasing the concentration of reactants has what influence on reaction rate?

Increasing the surface area has what influence on reaction rate?

In a written chemical equation, energy on the left side of the arrow indicates which type of reaction?

In a written chemical equation, energy on the right side of the arrow indicates which type of reaction?

What term is used to describe the amount of energy that is needed to start a chemical reaction?

The difference between the energy of the reactants and the energy of the products in a chemical reaction is referred to as the

What must be true if a system is at equilibrium?

Reactions that have an increase in entropy tend to be favored. Which answer choice indicates an increase in entropy, the disorder of a system?

What effect would increasing the concentration of a reactant have on a system at equilibrium?

What effect would decreasing the concentration of a product have on a system at equilibrium?

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