
Half-Life Practice
Quiz
•
Social Studies
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
Rachel Jones
Used 12+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is Half-life?
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The half-life of Zn-71 is 2.4 minutes. If one had 100.0 g at the beginning, how many grams would be left after 7.2 minutes has elapsed?
Tags
CCSS.HSF.LE.A.4
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Pd-100 has a half-life of 3.6 days. If one had 620,310,740 atoms at the start, how many atoms would be present after 21.6 days?
Tags
CCSS.HSF.LE.A.4
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Fermium-253 has a half-life of 0.334 seconds. A radioactive sample is considered to be completely decayed after 10 half-lives. How much time will elapse for this sample to be considered gone?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
After the third half-life, how much of the sample is left?
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The half life of iodine-131 is 8.040 days. What percentage of an iodine-131 sample will remain after 40.20 days?
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Barium-122 has a half-life of 2 minutes. A fresh sample weighing 80 g was obtained. If it takes 10 minutes to set up an experiment using barium-122, how much barium-122 will be left when the experiment begins?
Tags
CCSS.HSF.LE.A.4
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