17. The half-life of strontium-90 is 28 years. How long will it take a 50-mg sample to decay to a mass of 16 mg? (The remaining amount is given by q(t) = q02-/h).
17. The half-life of strontium-90 is 28 years. How long will it take a 50-mg sample to decay to a mass of 16 mg? (The remaining amount is given by q(t) = q02-/h).
Chapter6: Exponential And Logarithmic Functions
Section6.7: Exponential And Logarithmic Models
Problem 15TI: Cesium-137 has a half-life of about 30 years. If we begin with 200 mg of cesium-137, will it take...
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Transcribed Image Text:17. The half-life of strontium-90 is 28 years. How long will it take a 50-mg sample to decay to a mass of 16
mg? (The remaining amount is given by q(t) = qo2¬t/h).
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