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If One Atom of Carbon-14 Weighs 14

Question 50

Multiple Choice

If one atom of carbon-14 weighs 14.0 atomic mass units and one atomic mass unit is equal to 1.66 × 10-24 grams, what is the mass of 25 atoms of carbon-14 in grams?


A) 5.81 × 10−22
B) 5.81 × 10−21
C) 581
D) 2.11 × 1026
E) 2.11 × 10−21

Correct Answer:

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