Abone sample containing strontium-90 (t1/2 _ 29 yr) emits 7.0104 __ particles per month
Chapter 24, Problem 24.117(choose chapter or problem)
Abone sample containing strontium-90 (t1/2 _ 29 yr) emits 7.0104 __ particles per month. How long will it take for the emission to decrease to 1.0104 particles per month?
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