Multiple Choice
The half-life of Radon-222 is 3.8 days. A 32-gram sample of Radon-222 is monitored for one day. How long will it take for the sample to be 24% of the initial amount? (rounded to the nearest hundredths) ?
A) 0.1 days
B) 7.8 days
C) 3.8 days
D) 1.8 days
E) 0.5 days
Correct Answer:
Verified
Correct Answer:
Verified
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