Solve the Problem. -The Half-Life of a Certain Radioactive Substance Is 17 Years

question 49

Multiple Choice

Solve the problem.
-The half-life of a certain radioactive substance is 17 years. Suppose that at time t = 0, there are 30 g of the substance. Then after t years, the number of grams of the substance remaining will be: How many grams of the substance will remain after 136 years? Round to the nearest hundredth when necessary.

• A)0.47 g
• B)1.88 g
• C)0.94 g
• D)0.23 g

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Definitions:

Behavior Therapy

A form of psychotherapy that focuses on changing maladaptive behaviors through conditioning and learning techniques.

Behavior Therapists

Mental health professionals who utilize principles of behaviorism to treat psychological disorders and behavioral issues through conditioning and learned behaviors.

Observable Behaviors

Actions or reactions of an individual that can be directly seen and measured.

Baseline Data

Initial information or measurements used as a reference point before experimental or therapeutic interventions.