11-04-2016
Mathematics

Answered

The half-life of a radioactive kind of lanthanum is 93 minutes. How much will be left after 279 minutes, if you start with 2,064 grams of it?

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star101 star101

11-04-2016

easy just subtract 2,064by 279

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ttaylor21 ttaylor21

13-04-2016

2,064- 279 that's what i thing the answer is sorry for answering so late .

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