Radioactive Decay: What Mass of ¹⁴C (Having a Half-Life of 5730

question 54

Multiple Choice

Radioactive decay: What mass of ¹⁴C (having a half-life of 5730 years) do you need to provide a decay rate of (1 u = 1.6605 × 10^-27 kg)

• A) 1.70 × 10^-12 kg
• B) 5.38 × 10^-19 kg
• C) 3.84 × 10^-20 kg
• D) 8.68 × 10^-13 kg

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Definitions:

Cycle Time

The total time from the beginning to the end of a process, providing a measure of the efficiency of production.

Output Rate

The quantity of goods or services produced by a system, machine, or worker in a given time period.

Efficiency

The ability to accomplish a job with a minimum expenditure of time and resources.