Two Substances a and B React with Each Other in Such

question 53

Multiple Choice

Two substances A and B react with each other in such a way that one-half of A remains after 25 min and one-fourth of A remains after 50 min.Doubling the concentration of B while keeping the concentration of A fixed doubles the rate of the reaction.This reaction is

• A)first-order in both A and B.
• B)zero-order in both A and B.
• C)second-order in A and first-order in B.
• D)first-order in A and second-order in B.
• E)second-order in both A and B.

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Definitions:

Clinical Data

Information collected from or about patients in the course of their medical treatment, used for research, diagnosis, and healthcare decision-making.

Prochaska and DiClemente

Psychologists James Prochaska and Carlo DiClemente, known for developing the Transtheoretical Model of change, which outlines stages people go through in altering behavior.

Behavioral Approaches

Psychological methods that focus on modifying observable and measurable behaviors through various techniques like reinforcement and conditioning.

Psychoactive Drug

A chemical substance that affects the brain, altering mood, perception, or behavior, and often used for recreational or therapeutic purposes.