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:

Total Revenue

Total Revenue refers to the total amount of money generated by a business from the sale of its goods or services before any costs are deducted.

Price Elasticity

Measures the responsiveness of the quantity demanded of a good to a change in its price, indicating how changes in price affect consumer demand.

Demand Is Elastic

A condition where the quantity demanded of a good or service is significantly changed due to a change in its price. High elasticity indicates a sensitive reaction to price changes.

Total Revenue

The total amount of money received by a company for its goods or services before any expenses are subtracted.