A Second-Order Reaction Has a Rate Constant of 1

question 72

Multiple Choice

A second-order reaction has a rate constant of 1.25 M^-1.s^-1 .If the initial reactant concentration is 1.0 M,Calculate the time required for 90% reaction.

• A) 1.3 s
• B) 7.2 s
• C) 0.13 s
• D) 17 s
• E) 0.89 s

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Definitions:

Maslow's Needs

A hierarchy of human needs proposed by Abraham Maslow that describes motivational factors from basic physiological needs to self-actualization.

Direction

Guidance or supervision provided to perform tasks or to make decisions and progress in activities or objectives.

Motivation

The process that initiates, guides, and maintains goal-oriented behaviors.

Maslow's Hierarchy

A psychological theory proposing a five-tier model of human needs, ranging from basic physiological needs to higher-level self-actualization needs, influencing motivation.