For the Proposed Mechanism a + X B K₁,k_-1

question 57

Multiple Choice

For the proposed mechanism A + X B k₁,k_-1 (fast)
B  products k₂ (slow)
What is the rate law?

• A)rate = (k₁k_-1)[A][X]
• B)rate = k₂[B]
• C)rate = (k₁/k₂)[A]
• D)rate = (k₁k₂/ k_-1)[A]
• E)rate = (k₁k₂/ k_-1)[A][X]

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Definitions:

Phenylacetic Acid

An organic compound made up of a phenyl group attached to an acetic acid moiety.

Phenylacetonitrile

An organic compound often used as an intermediate in the synthesis of various pharmaceuticals, characterized by a benzene ring attached to a nitrile group.

Toluene

A colorless, water-insoluble liquid hydrocarbon with the chemical formula C7H8, used as an industrial solvent.

P-Toluic Acid

A type of benzoic acid derivative where the methyl group is positioned para to the carboxylic acid group.