MakaleX750085 MakaleX750085

30-10-2022
Mathematics

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you have 600 grams of a radioactive kind of bismuth. how much will be left after 40 minutes if it's half life is 20 minutes?

Respuesta :

HyP422270 HyP422270

30-10-2022

we have:

0 minutes -> 600 grams

20 minutes -> 300 grams

40 minutes -> 150 grams

answer: 150 grams

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