An earthquake in the area of present-day San Francisco isto be dated by measuring the 14C activity (t1/2=5730 yr) ofparts of a tree uprooted during the event. The tree parts have anactivity of 12.9 d/ming C, and a living tree has an activity of15.3 d/ming C. How long ago did the earthquake occur?
An earthquake in the area of present-day San Francisco isto be dated by measuring the 14C activity (t1/2=5730 yr) ofparts of a tree uprooted during the event. The tree parts have anactivity of 12.9 d/ming C, and a living tree has an activity of15.3 d/ming C. How long ago did the earthquake occur?
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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An earthquake in the area of present-day San Francisco isto be dated by measuring the 14C activity (t1/2=5730 yr) ofparts of a tree uprooted during the event. The tree parts have anactivity of 12.9 d/ming C, and a living tree has an activity of15.3 d/ming C. How long ago did the earthquake occur?
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