29) a rock from the moon was found to contain 1.0 x 10* g (A,) of uranium-238 and 4.0 x 10“ g lead-206 (A). All of the lead-206 came from the decay of uranium-238. The half-life (tn) is 4.5 x10' years. How old is this rock? a) 1.0 x 10° years с) 6.0х 10° years b) 2.0 x 107 years d) 5.0 x 101° years
29) a rock from the moon was found to contain 1.0 x 10* g (A,) of uranium-238 and 4.0 x 10“ g lead-206 (A). All of the lead-206 came from the decay of uranium-238. The half-life (tn) is 4.5 x10' years. How old is this rock? a) 1.0 x 10° years с) 6.0х 10° years b) 2.0 x 107 years d) 5.0 x 101° years
Chemistry
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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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![29) a rock from the moon was found to contain 1.0 x 10*g (A,) of uranium-238 and 4.0 x 10“ g lead-206
(A). All of the lead-206 came from the decay of uranium-238. The half-life (t,n) is 4.5 x10° years. How
old is this rock?
a) 1.0 x 10* years
c) 6.0 x 10° years
b) 2.0 x 107 years
d) 5.0 x 1010 years](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F41732bba-287b-4e49-a555-8971ee24777a%2F0c7f2a8d-9e0d-4288-a701-bf8c2ddd4b7f%2Fxhfosno_processed.png&w=3840&q=75)
Transcribed Image Text:29) a rock from the moon was found to contain 1.0 x 10*g (A,) of uranium-238 and 4.0 x 10“ g lead-206
(A). All of the lead-206 came from the decay of uranium-238. The half-life (t,n) is 4.5 x10° years. How
old is this rock?
a) 1.0 x 10* years
c) 6.0 x 10° years
b) 2.0 x 107 years
d) 5.0 x 1010 years
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