1. If the amount of the parent isotope in the original sample of a rock had been 48 grams, about how much would have been left after three half-lives?
1. If the amount of the parent isotope in the original sample of a rock had been 48 grams, about how much would have been left after three half-lives?
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
Related questions
Question
Answer numbers 1 to 3 and refer to the picture below for the problem
1. Which of the following best describe the solution to your final answer in PROBLEM # 1?
A. 1/8 X 48 g
B. 1/6 X 48 g
C. 1/10 X 48 g
2. The FINAL ANSWER to PROBLEM # 1 Is?:
A. one sixththe original amount of parent isotope
B. 8 grams
C. 6 grams
D. 4.8 grams
3. Which of the following best describe the solution to your final answer in PROBLEM # 2?
A. 1/6 * 10 mg
B. 1/8 * 10 g
C. 1/8 * 1 g
D. 1/8 * 0.1 g
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