Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 28T: The half-life of radioactive actinium ( 227AC ) is 21.77 years. What percent of a present amount of...
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Pre cal
![14.
The half-life of Zinc-22 is 75 years. If 64 grams is present now, how much will be present in 450 years?
A) 32 grams
B) 10 grams
C) 4 grams
D) 1 gram](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8c55dc03-746b-46c1-9509-7d20a629241c%2F69415505-4c42-41bd-985a-ce5c81c6ba48%2Frztpnl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:14.
The half-life of Zinc-22 is 75 years. If 64 grams is present now, how much will be present in 450 years?
A) 32 grams
B) 10 grams
C) 4 grams
D) 1 gram
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