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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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mmaruska mmaruska
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2 months ago

How many 14C atoms are in a charcoal sample that has a decay rate of 3500 disintegrations per min? (For 14C,  t1/2 = 5730 yr.)



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2.9 × 107 atoms



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8.0 × 10–7 atoms



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1.4 × 1014 atoms



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1.5 × 1013 atoms



▸

6.02 × 1020 atoms

Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
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someonespecialsomeonespecial
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mmaruska Author
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2 months ago
Helped a lot
noodlelicker
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
my2redeyes
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2 hours ago
Smart ... Thanks!
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