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The Half-Life of an Isotope Is 5,000 Years

Question 55

Multiple Choice

The half-life of an isotope is 5,000 years.With a starting material of 1 g of an isotope,after 5,000 years,how much would remain?

A) 2 g
B) 0.5 g
C) 1 g
D) 2.5 g
E) 0.25 g

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