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Mathematics 10 Online
OpenStudy (anonymous):

MEDAL AND FAN! A 9 gram sample of a substance that's used for drug research has a k-value of 0.1483. Find the substance's half-life in days. Round to the nearest 10th

OpenStudy (anonymous):

woah srry cant help

OpenStudy (adamaero):

I can check your answer if you'd like.

OpenStudy (anonymous):

5.7 i get it now, thanks

OpenStudy (anonymous):

I get 4.7. From this equation. \[4.5=9e ^{-.1483t}\]

OpenStudy (anonymous):

4.7 correct

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