KEAM 2019 Physics and Chemistry Paper
© examsiri.com
Question : 50 of 120
Marks:
+1,
-0
The half-life of 43 Tc 99 is 6 hours. If 12 mg of 43 Tc 99 is injected to a patient, after 24 hours how much Tc will be left in the patients body?
Go to Question: