Chemistry, 13.01.2021 08:00 lildee16lildee
(04.07 HC)
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)
(hours)
186.0
0
147.0
7
117.0
14
93.0
21
23.3
63
Part 1: What is the half-life of the element? Explain how you determined this
Part 2: How long would it take 320 g of the sample to decay to 2.5 grams? Show your work or explain your answer.
Answers: 2
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(04.07 HC)
The table shows the amount of radioactive element remaining in a sample over a period of...
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