Allykenn8i8elabbo Allykenn8i8elabbo

19-03-2016
Physics

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A certain radioactive substance has a half life of one hour.if you start with 1g of the material at noon how much will be left at 3:00 PM?

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BeatZScripT BeatZScripT

20-03-2016

there will be 0.125g (1/8th) left of that radioactive substance by 3:00pm
12:00 = 1g
1:00 = 0.5g
2:00 = 0.25g
3:00 = 0.125g

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