Reaction rates
5 practice questionsGeneral ChemistryStep-by-step solutions
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1
A catalyst speeds up a reaction by:
A.Raising the activation energy
B.Lowering the activation energy without being consumed
C.Increasing the temperature permanently
D.Being used up in the reaction
2
Increasing the temperature of a reaction generally:
A.Slows the reaction
B.Has no effect
C.Increases the reaction rate
D.Stops the reaction
3
A catalyst increases reaction rate by lowering what?
A.Atomic number
B.Molar mass
C.Activation energy
D.Product mass to zero
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