If an Isotope's Half-Life Is 100 Years

question 52

Multiple Choice

If an isotope's half-life is 100 years,

• A) in 50 years, only half of the atoms in a sample of that isotope will remain.
• B) in 100 years, only half of the atoms in a sample of that isotope will remain.
• C) in 200 years, only half of the atoms in a sample of that isotope will remain.
• D) that isotope will no longer exist in 200 years.
• E) that isotope will no longer exist in 50 years.

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Definitions:

Minimum Possible Average Cost

The lowest average cost at which a firm can produce its output in the long run, given its technology and factor prices.

Barriers to Entry

Factors that make it difficult or costly for new firms to enter and compete in an industry, such as high startup costs or strict regulations.

Pure Monopoly

A market structure where a single supplier controls all production and sale of a particular good or service, with no close substitutes.