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

question 71

Multiple Choice

The Br-82 nucleus has a half-life of about 1.0 × 10³ minutes. If you needed at least 2.0 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) 2.9days
• B) 1.1 days
• C) 2.7 days
• D) 2.4 days
• E) 3.5 days

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