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After 60 years, how much Strontium-90 remains A = 10 g B= 30 g C = 5 g D = 20 g
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2 votes
After 60 years, how much Strontium-90 remains

A = 10 g
B= 30 g
C = 5 g
D = 20 g

User Vihar Manchala
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1 Answer

9 votes
B will be your answer hope it helped
User Wheeleruniverse
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