The Br-82 Nucleus Has a Half-Life of About 1

question 59

Multiple Choice

The Br-82 nucleus has a half-life of about 1.0  10³ minutes. If you needed at least 1.6 g of Br-82 and had ordered 29 g of NaBr (assuming all of the Br in the NaBr was Br-82) , how many days could you wait for delivery?

• A) 3.2 days
• B) 1.2 days
• C) 2.9 days
• D) 2.6 days
• E) 3.8 days

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