Multiple Choice
The isotope 201Th is used in the diagnosis of heart disease. It has a first-order rate constant, k, of 9.49 103 h1. What is the half-life for 201Th?
A) 73 hr
B) 0.014 hr
C) 9.49 103 hr
D) 7.3 hr
E) 1.4 hr
Correct Answer:
Verified
Correct Answer:
Verified
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