12. The half-life for the decay of the Uranlum (U)Isotope to the Lead (Pb)2 Isotope Is 4.5 x 10 years. Mass spectrometer data for a basaltic lava sample Indicates that the sample contalns 96%A (U) and 4% (Pb)zze How old Is the basalt? N-N,e** a. 4.5 x 10 years b. 4.02 x 10 years c. 2.65 x 10 years d. 6.84 x 10 years

12. The half-life for the decay of the Uranlum (U)Isotope to the Lead (Pb)2 Isotope Is 4.5 x 10 years. Mass spectrometer data for a basaltic lava sample Indicates that the sample contalns 96%A (U) and 4% (Pb)zze How old Is the basalt? N-N,e** a. 4.5 x 10 years b. 4.02 x 10 years c. 2.65 x 10 years d. 6.84 x 10 years

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter11: Rate Of Reaction

Section: Chapter Questions

Problem 47QAP

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