Chemistry, 22.04.2021 14:00 solomander4
The table shows the amount of radioactive element remaining in a sample over a period of time.
Radioactive Decay Rate
Amount of Radioactive Sample Time
(grams)
(years)
56.0
0
47.1
400
39.6
800
333
1.200
28
1.600
Part 1 What is the half-life of the element? Explain how you determined this
Part 2: How long would it take 312 g of the sample to decay to 9.75 grams? Show your work or explain your answer
Answers: 2
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The table shows the amount of radioactive element remaining in a sample over a period of time.
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