An archaeologist discovered some charcoal at an excavation site. He sent the samples to a lab for C-14 dating, knowing that the half-life of C-14 is approximately 5,600 years. The lab reported that the charcoal had 1/8 the amount of C-14 in it that a living sample would have. How many years old

was the charcoal?

A. 700 years

B. 1,867 years

C. 8,400 years

D. 16,800 years

E. 44,800 years

Question

Kane Robinson

Chemistry

6 January, 20:46

An archaeologist discovered some charcoal at an excavation site. He sent the samples to a lab for C-14 dating, knowing that the half-life of C-14 is approximately 5,600 years. The lab reported that the charcoal had 1/8 the amount of C-14 in it that a living sample would have. How many years old

was the charcoal?

A. 700 years

B. 1,867 years

C. 8,400 years

D. 16,800 years

E. 44,800 years

+3

Answers (1)

Know the Answer?

Ricardo Gamble · Answer 1

Here we assume that disintegration has occur so the normal t½ formular will not be used

mathematically we ... ⅛*5600 = 700

therefore it is about 700years option A