Rutherfordium-261 Has a Half-Life of 1

question 41

Multiple Choice

Rutherfordium-261 has a half-life of 1.08 min.How long will it take for a sample of rutherfordium to lose one-third of its nuclei?

• A) 1.02 min
• B) 1.62 min
• C) 0.632 min
• D) 2.70 min
• E) 3.24 min

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Definitions:

Cost-effectiveness Evaluations

The process of assessing the economic efficiency of different alternatives in order to see which option achieves the desired result most economically.

Dollar Terms

A financial expression that quantifies the cost, value, or price of something in terms of currency.

Return on Investment

A measure used to evaluate the efficiency or profitability of an investment, calculated as net profit divided by the cost of the investment.

Benefit-cost Ratio

A financial ratio used to assess the economic value of an investment, comparing the benefits received from the investment to the costs associated with it.