Chemistry, 26.06.2019 03:00 Drellibus70011
Thulium-167 has a half life of 9.0 days. if the initial amount of thulium is 50.0 grams. how many grams are left after 36.0 days?
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Thulium-167 has a half life of 9.0 days. if the initial amount of thulium is 50.0 grams. how many gr...
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