What Mass of ¹⁴C (Having a Half-Life of 5730 Years)do

question 58

Multiple Choice

What mass of ¹⁴C (having a half-life of 5730 years) do you need to provide a decay rate of 280.0 Bq? (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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