A Radioisotope Has a Half-Life of τ at a Temperature

question 24

Multiple Choice

A radioisotope has a half-life of τ at a temperature of 150 K.If its temperature is increased to 300 K,what will its half-life be?

• A) 4τ
• B) 2 τ
• C) τ
• D) τ/2
• E) τ/4

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Definitions:

Passive Voice

Passive voice is a grammatical construction where the object of an action becomes the subject of the sentence, often used to focus on the action or to create a sense of ambiguity regarding the doer.

Persuasive Messages

Communications designed to influence the attitudes, beliefs, or actions of others through argumentation or appeal.

Bad-news Messages

Communications delivered to convey disappointing, unfavorable, or negative information to recipients.

Tightening

The process of making a system or operation more efficient, often by reducing costs or eliminating unnecessary elements.