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(c) Given that radioactive cobalt-60 has a radioactive constant equal to 7.6 x 10 s', determine its half- life and how long would it take for the activity of a sample of cobalt-60 to reduce to 20 % of its original value ?

(c) Given that radioactive cobalt-60 has a radioactive constant equal to 7.6 x 10 s', determine its half- life and how long would it take for the activity of a sample of cobalt-60 to reduce to 20 % of its original value ?

Chemistry
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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Answer part c
Question Five Use the periodic table provided and answer the following questions: (a) Cesium Bromide (CsBr) exhibits predominantly ionic bonding. Cesium (Cs) has an atomic number of 55 while Bromine (Br) has an atomic number of 35. State the following: (i) The electron configuration for the Cesium ion (Cs") and the Bromine ion (Br). (ii) Which inert gases can the two ions above be associated to? (b) Describe fully how an ionic bond is formed. (c) Given that radioactive cobalt-60 has a radioactive constant equal to 7.6 x 10° s', determine its half- life and how long would it take for the activity of a sample of cobalt-60 to reduce to 20 % of its original value ?
Transcribed Image Text:Question Five Use the periodic table provided and answer the following questions: (a) Cesium Bromide (CsBr) exhibits predominantly ionic bonding. Cesium (Cs) has an atomic number of 55 while Bromine (Br) has an atomic number of 35. State the following: (i) The electron configuration for the Cesium ion (Cs") and the Bromine ion (Br). (ii) Which inert gases can the two ions above be associated to? (b) Describe fully how an ionic bond is formed. (c) Given that radioactive cobalt-60 has a radioactive constant equal to 7.6 x 10° s', determine its half- life and how long would it take for the activity of a sample of cobalt-60 to reduce to 20 % of its original value ?
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