Strontium-90 Is a Byproduct in Nuclear Reactors Fuelled by the Radioisotope

question 107

Multiple Choice

Strontium-90 is a byproduct in nuclear reactors fuelled by the radioisotope uranium-235. The half-life of strontium-90 is 28.8 y. What percentage of a strontium-90 sample remains after 75.0 y.?

• A)68.1
• B)16.4
• C)7.40
• D)38.4
• E)2.60

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Definitions:

Gender Differences

The distinctions in characteristics, roles, behaviors, and physically or psychologically attribute typically associated with being male or female.

Willingness To Report

The predisposition or likelihood of an individual to disclose or share information about incidents, such as crimes or accidents, to authorities or relevant parties.

Media Violence

refers to the depiction of violent acts in various forms of media and its potential impact on aggressive behavior in viewers.

Aggressive Behavior

Actions meant to cause harm or assert dominance, often stemming from emotional distress or environmental factors.