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Answers to handouts on radioactive decay

Answers to handouts on radioactive decay. Handout with graph. 100% potassium, 0% argon 1.3 billion years 50% each After, rock will contain more argon Nearly 100% argon, almost nothing of potassium No, percentage can be read off the graph. Radioactive Decay homework handout.

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Answers to handouts on radioactive decay

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  1. Answers to handouts on radioactive decay

  2. Handout with graph • 100% potassium, 0% argon • 1.3 billion years • 50% each • After, rock will contain more argon • Nearly 100% argon, almost nothing of potassium • No, percentage can be read off the graph

  3. Radioactive Decay homework handout • Q1 250 mg of cobalt-60 • Q2 4HL , 4 (5570) =22280 years old • Q3 5HL, 5 (5570) = 27850 years old • Q4 the one with the shorter HL, less exposure • Q5 3HL, 3(5730) = 17190 years old • Q6 same as in book 4HL 1/16th will be left so 0.274 mg

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