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Question 2 A radioactive sample at a lab contains a mixture of 223 Ra and 47 Ca. There are initially twice as many calcium atoms as there are radium atoms. What is the ratio of calcium atoms to radium atoms 2.00 weeks later? (Note that there are no units in this answer.) Use the following table for half-lifes.

Question 2 A radioactive sample at a lab contains a mixture of 223 Ra and 47 Ca. There are initially twice as many calcium atoms as there are radium atoms. What is the ratio of calcium atoms to radium atoms 2.00 weeks later? (Note that there are no units in this answer.) Use the following table for half-lifes.

Introductory Chemistry For Today
Introductory Chemistry For Today
8th Edition
ISBN:9781285644561
Author:Seager
Publisher:Seager
Chapter10: Radioactivity And Nuclear Processes
Section: Chapter Questions
Problem 10.51E
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Question 2 A radioactive sample at a lab contains a mixture of 223 Ra and 47 Ca. There are initially twice as many calcium atoms as there are radium atoms. What is the ratio of calcium atoms to radium atoms 2.00 weeks later? (Note that there are no units in this answer.) Use the following table for half-lifes.
Transcribed Image Text:Question 2 A radioactive sample at a lab contains a mixture of 223 Ra and 47 Ca. There are initially twice as many calcium atoms as there are radium atoms. What is the ratio of calcium atoms to radium atoms 2.00 weeks later? (Note that there are no units in this answer.) Use the following table for half-lifes.
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