Consider the following radioactive decay: 24U-230 Th 6 Ra 92 90 where the half-life of 234U is 2.47 x 10³ hr and half-life of 200Th is 7.5 × 10 yr. 90 226 When will the amount of isotope 230Th attain maximum if one starts with 1.5 kg of U? 90 A. 1.854 x 10 yr B. 13.24 x 10yr OC. 2.65 x 10 yr OD. 54 x 10³yr DE. 5.4 x 10¹ yr
Consider the following radioactive decay: 24U-230 Th 6 Ra 92 90 where the half-life of 234U is 2.47 x 10³ hr and half-life of 200Th is 7.5 × 10 yr. 90 226 When will the amount of isotope 230Th attain maximum if one starts with 1.5 kg of U? 90 A. 1.854 x 10 yr B. 13.24 x 10yr OC. 2.65 x 10 yr OD. 54 x 10³yr DE. 5.4 x 10¹ yr
Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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![Consider the following radioactive decay:
24U-230 Th 226 Ra
92
90
where the half-life of 234U is 2.47 x 10³ hr and half-life of 200Th is 7.5 × 10 yr.
90
When will the amount of isotope 230Th attain maximum if one starts with 1.5 kg of U?
90
A. 1.854 x 10 yr
B. 13.24 x 10yr
OC. 2.65 x 10 yr
D. 54 x 10³yr
OE. 5.4 x 10 yr](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8342b035-9205-4b5f-836c-08881ca83705%2Fd87c95c4-8207-443e-a900-60f5c189ace7%2F4w8v_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Consider the following radioactive decay:
24U-230 Th 226 Ra
92
90
where the half-life of 234U is 2.47 x 10³ hr and half-life of 200Th is 7.5 × 10 yr.
90
When will the amount of isotope 230Th attain maximum if one starts with 1.5 kg of U?
90
A. 1.854 x 10 yr
B. 13.24 x 10yr
OC. 2.65 x 10 yr
D. 54 x 10³yr
OE. 5.4 x 10 yr
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