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Could someone help me with this last part of my chemistry practice ! Thank you! (30 points)

Could someone help me with this last part of my chemistry practice ! Thank you! (30 points-example-1
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User Cmeid
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1 Answer

3 votes
In this order:

100 years -- 250g
200 years -- 125g
300 years -- 62.5g

All I did to get this was for each half life, or every 100 years, divide the amount of radioactive material by 2.

Hope this helps!
answered
User Siddhartha Maji
by
8.8k points

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