years.(b) What is a half-life period of a radioactive nuclide.How long will it take for a sample of 239Pu (t½=24, 119 y) to decay to 1/10 of its original amount?

Introduction:The half-life of a nucleoid is the time taken by that particular nuclide to get half of…

Answered: years. (b) What is a half-life period…

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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(A). Sodium-24 has a decay constant of 4.63 x 10-2 h-1. What is its half life? (B) The half life of radon-222 is 3.823 days. What is its decay constant?
1) The half-life of 238U is 4.5 billion years. How long would it take for 1.0 g of this radioactive isotope to decay to 1 atom? Show your calculation.
a) Mrs. Price's son, Liam is currently working as a boilermaker at the Darlington Nuclear Power plant. He is working with Uranium-237 which has a half-life of 13.75 days. What mass of an initial sample of 567.5g of uranium-237 would remain after 56 days? b) Write the complete reaction for the decay of Po-210 if it undergoes 2 consecutive alpha decay followed by a beta decay followed by another alpha decay.
I am having trouble with the calculations for these problems. Can you please show me how you got to these answers. I have provided both the questions and answers in the attachments. Thank you.
Strontium-90 is one of the most hazardous products of atomic weapons testing because of its long half-life (t1/2 = 28.1 years) and its tendency to accumulate in bone.(a) Write nuclear equations for the decay of 90Sr via the successive emission of two electrons (beta particles).(b) The atomic mass of 90Sr is 89.9073 u and that of 90Zr is 89.9043 u. Calculate the energy released per 90Sr atom, in MeV, in decaying to 90Zr.(c) What will be the initial activity of 1.00 g of 90Sr released into the environment, in disintegrations per second?(d) What activity will the material from part (c) show after 100 years?
Radium-223 has a half-life of 11.4 days.Approximately how long would it take for the activity of a sample of 223Ra223Ra to decrease to 1.50 %% of its initial value? Express your answer with the appropriate units.

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years. (b) What is a half-life period of a radioactive nuclide. How long will it take for a sample of 239Pu (t½=24, 119 y) to decay to 1/10 of its original amount?