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(6) After three half-lives, 100% (A) (B) 50% (C) 25% (D) 12.5% % of the initial isotope of a radioactive element will still be present:

(6) After three half-lives, 100% (A) (B) 50% (C) 25% (D) 12.5% % of the initial isotope of a radioactive element will still be present:

Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter16: Spontaneity Of Reaction
Section: Chapter Questions
Problem 74QAP
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After three half-lives, % of the initial isotope of a radioactive element will still be present: (A) 100% (B) 50% (C) 25% (D) 12.5% (7) The Gibbs Free Energy for a certain reaction is negative. It follows that the value of E' cell will be (6)
Transcribed Image Text:After three half-lives, % of the initial isotope of a radioactive element will still be present: (A) 100% (B) 50% (C) 25% (D) 12.5% (7) The Gibbs Free Energy for a certain reaction is negative. It follows that the value of E' cell will be (6)
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