michaellafresh michaellafresh

15-03-2021
Chemistry

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6. A 50-year-old sample of Strontium-90 is found. The half-life of strontium is 29
years. If the sample is currently 95.3 g; what was the original mass of the sample?

Respuesta :

aackgemma21 aackgemma21

15-03-2021

Answer:

the sample has mass of 50mg initially

Explanation:

https://youtu.be/ietdukGMG5c

Answer Link

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