Chemistry, 28.07.2019 14:10 mimithurmond03
The half-life of f-20 is 11.4 seconds. when there are 200 atoms of f-20 in a sample, a scientist starts a stopwatch. the scientist stops the stopwatch at 34.2 seconds; there are atoms of f-20 remaining.
Answers: 1
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What forms when chemical reactions combine pollution with sunlight?
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The half-life of f-20 is 11.4 seconds. when there are 200 atoms of f-20 in a sample, a scientist sta...
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