Krypton-85 Has a Half-Life of 10 Years

question 38

Multiple Choice

Krypton-85 has a half-life of 10 years. Approximately what percentage of Kr-85 produced from the Chernobyl accident in 1986 still remains radioactive in 2010?

• A) 25%
• B) 12%
• C) 6%
• D) 3%

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Definitions:

Inefficient Outcome

A situation where resources are not allocated in the most valuable or productive way, often resulting from market failures or externalities.

Production Possibilities Frontier

A graphical representation that shows the combination of two goods that can be produced using all resources efficiently.

Inefficient Levels

Situations where resources are not being used in the best possible way from an economic perspective, leading to potential waste or losses.

Opportunity Cost

Foregoing the prospective advantages from various other alternatives by making a single selection.