A First-Order Reaction Has a Half-Life of 1

question 11

Multiple Choice

A first-order reaction has a half-life of 1.10 s .If the initial concentration of reactant is 0.384 M,How long will it take for the reactant concentration to reach 0.00100 M?

• A) 9.45 s
• B) 0.106 s
• C) 4.10 s
• D) 1.52 s
• E) 0.244 s

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Definitions:

Deamination

The removal of an amino group from an amino acid or other compound, which is an important process in the metabolism of nitrogen-containing compounds.

Uric Acid

A waste product formed from the breakdown of purines in the body, excreted in urine.

Disadvantage

A condition or situation that causes a reduction in effectiveness, efficiency, or desirability.

Urea

(urea) The principal nitrogenous excretory product of mammals; one of the water-soluble end products of protein metabolism.