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Chemistry, 22.09.2019 02:30, DIGlBICK9402
The isotope 'sr has a half-life of 28.8 years. what is the activity, measured in atoms/second, of a 50 mg sample of "sr? (10 pts.)
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The isotope 'sr has a half-life of 28.8 years. what is the activity, measured in atoms/second, of a...
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