asked 29.5k views
15 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

11 votes

Answer:

A

Step-by-step explanation:

answered
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