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3) The half-life of 238U, which decomposes to 206PB, is 4.51 × 109 y. A rock contains equal masses of these two isotopes. How old is this rock? A) 9.02 x 109 y B) 4.07 x 109 y C) 4.06 × 109 y D) 4.51 x 109 y E) 5.00 x 109 y

3) The half-life of 238U, which decomposes to 206PB, is 4.51 × 109 y. A rock contains equal masses of these two isotopes. How old is this rock? A) 9.02 x 109 y B) 4.07 x 109 y C) 4.06 × 109 y D) 4.51 x 109 y E) 5.00 x 109 y

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter20: Nuclear Chemistry
Section: Chapter Questions
Problem 20.12QP
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3) The half-life of 238U, which decomposes to 206PB, is 4.51 × 109 y. A rock contains equal masses of these two isotopes. How old is this rock? A) 9.02 x 109 y B) 4.07 x 109 y C) 4.06 × 109 y D) 4.51 x 109 y E) 5.00 x 109 y
Transcribed Image Text:3) The half-life of 238U, which decomposes to 206PB, is 4.51 × 109 y. A rock contains equal masses of these two isotopes. How old is this rock? A) 9.02 x 109 y B) 4.07 x 109 y C) 4.06 × 109 y D) 4.51 x 109 y E) 5.00 x 109 y
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