If the half-life of tritium (hydrogen-3) is 12.3 y, how much of a 0.0666 g sample of tritium is present after 50.0 y?
A) 8.93*10-3 g
B) 9.83 * 10-3 g
C) 3.98 * 10-3 g
D) 8.39 * 10-3 g
E) 8.93 *103 g
Correct Answer:
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