Multiple Choice
Let Q represent a mass of radioactive radium (226Ra) (in grams) , whose half-life is 1599 years. The quantity of radium present after t years is Determine the quantity present after 200 years. Round to the nearest hundredth of a gram.
A) 3.67 g
B) 4.00 g
C) 0.25 g
D) 0.92 g
E) 0.00 g
Correct Answer:

Verified
Correct Answer:
Verified
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