After 2 days, 10g of radioactive chemical is present. Three days later, 5g is present. How much of the chemical was present initially, assuming the rate of disintegration is proportional to the amount present?
After 2 days, 10g of radioactive chemical is present. Three days later, 5g is present. How much of the chemical was present initially, assuming the rate of disintegration is proportional to the amount present?
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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![13 After 2 days, 10g of radioactive chemical is present. Three days later, 5g is present. How much of
the chemical was present initially, assuming the rate of disintegration is proportional to the amount
present?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa1130d8b-2916-488b-9ab3-e7af912d1f0b%2F93ca0307-48a6-4def-8b0f-db62d071ea3d%2F45ngr68_processed.png&w=3840&q=75)
Transcribed Image Text:13 After 2 days, 10g of radioactive chemical is present. Three days later, 5g is present. How much of
the chemical was present initially, assuming the rate of disintegration is proportional to the amount
present?
![13.
15.87 g](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa1130d8b-2916-488b-9ab3-e7af912d1f0b%2F93ca0307-48a6-4def-8b0f-db62d071ea3d%2Fg19tgn_processed.png&w=3840&q=75)
Transcribed Image Text:13.
15.87 g
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