Multiple Choice
After t years,the remaining mass y(in grams) of 16 grams of a radioactive element whose half-life is 34 years is given by 
,for 
How much of the initial mass remains after 136 years? Round your answer to two decimal places.
A) 2.00 grams
B) 2.20 grams
C) 3.30 grams
D) 2.90 grams
E) 1.00 gram
Correct Answer:
Verified
Correct Answer:
Verified
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