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AlexFokin [52]
3 years ago
8

A 1.2 kg sample of Th-228 has a half-life of 1.9 years. How many grams of Th is left after 13.3 years?

Chemistry
1 answer:
Bumek [7]3 years ago
7 0
.009375 kg or 9.375 grams will remain
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