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BIO A Radioactive Tag A drug prepared for a patient is

Chapter 32, Problem 33P

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QUESTION:

A Radioactive Tag A drug prepared for a patient is tagged with \({ }_{43}^{99} T c\), which has a half-life of .

(a) What is the decay constant of this isotope?

(b) How many \({ }_{43}^{99} T c\)  nuclei are required to give an activity of \(1.50 \mu C i\)?

Equation Transcription:

     

   

 

Text Transcription:

43^99Tc      

43^99Tc  

1.50 \mu C i

Questions & Answers

QUESTION:

A Radioactive Tag A drug prepared for a patient is tagged with \({ }_{43}^{99} T c\), which has a half-life of .

(a) What is the decay constant of this isotope?

(b) How many \({ }_{43}^{99} T c\)  nuclei are required to give an activity of \(1.50 \mu C i\)?

Equation Transcription:

     

   

 

Text Transcription:

43^99Tc      

43^99Tc  

1.50 \mu C i

ANSWER:

Step 1 of 2

Given data,

*Half-life,

a)  Consider the expression for decay constant.

                                                 

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