The Cs-131 nuclide has a half- life of 30 years. After 120 years, 5.0 g remain. What is the original mass of the Cs-131 sample in grams?

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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7:08
1
4
7
The Cs-131 nuclide has a half-
life of 30 years. After 120 years,
5.0 g remain. What is the original
mass of the Cs-131 sample in
grams?
+/-
2
LO
Question 18 of 20
5
8
3
6
9
O
g
ll 100
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X
с
x 100
Transcribed Image Text:< 7:08 1 4 7 The Cs-131 nuclide has a half- life of 30 years. After 120 years, 5.0 g remain. What is the original mass of the Cs-131 sample in grams? +/- 2 LO Question 18 of 20 5 8 3 6 9 O g ll 100 Tap here or pull up for additional resources Submit X с x 100
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