Chemical Kinetics Flashcard

Front

What does chemical kinetics study?

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Rate of reactions

Front

The half-life of a first-order reaction is:

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Constant

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Back

L mol^{-1} s^{-1}

Front

Molecularity refers to:

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The number of molecules in the rate-determining step

Front

The Arrhenius equation relates reaction rate to:

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Temperature and activation energy

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Which of the following is an example of heterogeneous catalysis? Enzyme catalysis, Acid-base catalysis, Metal surface catalysis, Homogeneous catalysis

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Metal surface catalysis

Front

Which particle is emitted during alpha decay?

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Helium nucleus

Front

The rate-determining step is:

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The slowest step in a reaction mechanism

Front

What is the effect of a catalyst on a chemical reaction?

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Decreases activation energy

Front

The order of reaction is determined by: Stoichiometric coefficients, Experimental data, The fastest step in the mechanism, The product formation rate

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Experimental data