The half-life of radium-226 is 1.60 × 10' yr. How many hours will it take for a 2.50-g sample to decay to the point where 0.185 g of the isotope remains? Enter your answer in scientific notation. x 10

The half-life of radium-226 is 1.60 × 10' yr. How many hours will it take for a 2.50-g sample to decay to the point where 0.185 g of the isotope remains? Enter your answer in scientific notation. x 10

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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Question

The half-life of radium-226 is 1.60 × 10' yr. How many hours will it take for a 2.50-g sample to decay
to the point where 0.185 g of the isotope remains? Enter your answer in scientific notation.
x 10

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