Mathematics, 18.03.2021 03:00 lukeperry

Krypton-85 has a half-life of 10.76 years. How many years will it take for a sample of krypton-85 to decay to 30 percent of its initial quantity? A. 17.42 years B. 18.69 years C. 19.9 years D. 21.13 years

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Krypton-85 has a half-life of 10.76 years. How many years will it take for a sample of krypton-85 to...