The Rate Constant of a First-Order Process That Has a Half-Life

question 8

Multiple Choice

The rate constant of a first-order process that has a half-life of 3.50 min is ________ s^-1.

• A)0.693
• B)1.65 × 10^-2
• C)1.98
• D)0.198
• E)3.30 ×10^-3

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Definitions:

Endergonic Reaction

Chemical reaction that requires an input of energy; opposite of exergonic reaction.

Exergonic Reaction

An exergonic reaction is a chemical reaction where energy is released, typically in the form of heat, making the reaction spontaneous.

Pyruvate

A key intermediate in several metabolic pathways, including glycolysis, linking the metabolism of carbohydrates, proteins, and fats.

Lactate

A compound produced during the breakdown of glucose in the absence of sufficient oxygen, often associated with muscle fatigue and exercise.