Chemistry, 02.12.2019 21:31, timothycarter342

The half-life for beta decay of strontium-90 is 28.8 years. a milk sample is found to contain 10.3 ppm strontium-90. how many years would pass before the strontium-90 concentration would drop to 1.0 ppm? the half-life for beta decay of strontium-90 is 28.8 years. a milk sample is found to contain 10.3 ppm strontium-90. how many years would pass before the strontium-90 concentration would drop to 1.0 ppm?
a. 131
b. 92.3
c. 96.9
d. 0.112
e. 186

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The half-life for beta decay of strontium-90 is 28.8 years. a milk sample is found to contain 10.3 p...