The Half-Life of a Particular Radioactive Isotope of Element X

question 235

Multiple Choice

The half-life of a particular radioactive isotope of element X is 100 years.If you know that 500 years ago a fossil contained 10 mg of this isotope, you would expect to find about _______ mg in that fossil today.

• A) 5
• B) 2.5
• C) 1.2
• D) 0.6
• E) 0.3

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Definitions:

Capital

Refers to financial assets or the financial value of assets, such as funds held in deposit accounts and resources used for production.

Amortization Payment

A periodic payment which includes both interest and principal, used to pay off debt over a certain period of time.

Average Fixed Cost

The fixed cost per unit of output, which decreases as the quantity of output increases.

Average Total Cost

The total cost of production divided by the quantity of output produced, encompassing both fixed and variable costs.