asked 82.2k views
20 votes
3. The half-life of carbon-14

is about 5600 years. A
fossil with 1/4 the normal
proportion of C, is
probably ________
years
old.

A. 2,800
B. 11,200
C. 22,400

1 Answer

12 votes
Answer
I think the answer is C
answered
User JuanPi
by
8.3k points
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