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A sample of ore containing radioactive strontium 38 Sr 90 has an activity of 6.5 × 105 Bq. The atomic mass of strontium is 89.908 u, and its half-life is 29.3 yr (1 yr = 3.156 × 107 s). How many grams of strontium are in the sample? Number i 1.8025E13 Units g

A sample of ore containing radioactive strontium 38 Sr 90 has an activity of 6.5 × 105 Bq. The atomic mass of strontium is 89.908 u, and its half-life is 29.3 yr (1 yr = 3.156 × 107 s). How many grams of strontium are in the sample? Number i 1.8025E13 Units g

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter25: Nuclear Chemistry
Section25.4: Rates Of Nuclear Decay
Problem 25.5CYU
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A sample of ore containing radioactive strontium 38 Sr 90 has an activity of 6.5 × 105 Bq. The atomic mass of strontium is 89.908 u, and its half-life is 29.3 yr (1 yr = 3.156 × 107 s). How many grams of strontium are in the sample? Number i 1.8025E13 Units g
Transcribed Image Text:A sample of ore containing radioactive strontium 38 Sr 90 has an activity of 6.5 × 105 Bq. The atomic mass of strontium is 89.908 u, and its half-life is 29.3 yr (1 yr = 3.156 × 107 s). How many grams of strontium are in the sample? Number i 1.8025E13 Units g
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