Brit3350 Brit3350

21-03-2024
Chemistry

contestada

Radioactive materials decay by a first-order process. If the half-life of an isotope is 7.69 years, what is its rate constant?
a) 0.0901/year
b) 0.102/year
c) 9.85 days/year
d) 0.917/year"

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