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Isotope a Has a Decay Constant Of 0.723 s−10.723 \mathrm {~s} ^ { - 1 }

Question 121

Multiple Choice

Isotope A has a decay constant of 0.723 s−10.723 \mathrm {~s} ^ { - 1 } and isotope B has a decay constant of 0.514 s−10.514 \mathrm {~s} ^ { - 1 } . Which isotope has a longer half-life?


A) isotope AA
B) isotope B

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