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The Br-82 Nucleus Has a Half-Life of About 1 ×\times 103 Minutes

Question 1

Multiple Choice

The Br-82 nucleus has a half-life of about 1.0 ×\times 103 minutes.If you wanted 2.2 g of Br-82 and the delivery time was three days,about how much NaBr should you order (assuming all of the Br in the NaBr was Br-82) ?


A) 2.2 g
B) 4.4 g
C) 4.0 g
D) 57 g
E) 7.8 g

Correct Answer:

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