Chemistry, 11.12.2019 02:31 milkshakegrande101

Hlepthe half-life of cobalt-60 is 5.26 years. after 10.52 years, 5 grams of a 20-gram sample will remain.

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Hlepthe half-life of cobalt-60 is 5.26 years. after 10.52 years, 5 grams of a 20-gram sample will re...