jdogaming03 jdogaming03

25-02-2020
Health

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PLS HELP 150 POINTS
If you started with a sample that contained 4 grams of strontium-90, how much strontium-90 would be left after 84 years?

3 grams

0.5 gram

2 grams

1 gram

Respuesta :

iShxrpz iShxrpz

25-02-2020

2 grams? Would be left over.

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