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A sample of Uranium-234 has been decomposing. If the original mass of 234U is 2.57milligrams, how long will it take so that only 1.21milligrams is left? The half-life of the element uranium-234 (234U) is 25 thousand yrs old. Radioactive decay) is denoted by, In(N;) = -kt + In(No) t1/2 = 0.693/k

A sample of Uranium-234 has been decomposing. If the original mass of 234U is 2.57milligrams, how long will it take so that only 1.21milligrams is left? The half-life of the element uranium-234 (234U) is 25 thousand yrs old. Radioactive decay) is denoted by, In(N;) = -kt + In(No) t1/2 = 0.693/k

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter21: Nuclear Chemistry
Section: Chapter Questions
Problem 21.37QE
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A sample of Uranium-234 has been decomposing. If the original mass of 234U is 2.57milligrams, how long will it take so that only 1.21milligrams is left? The half-life of the element uranium-234 (234U) is 25 thousand yrs old. Radioactive decay) is denoted by, In(N;) = -kt + In(No) t1/2 = 0.693/k
Transcribed Image Text:A sample of Uranium-234 has been decomposing. If the original mass of 234U is 2.57milligrams, how long will it take so that only 1.21milligrams is left? The half-life of the element uranium-234 (234U) is 25 thousand yrs old. Radioactive decay) is denoted by, In(N;) = -kt + In(No) t1/2 = 0.693/k
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