Question

What would be the 14C activity in a 2600−year old wooden object? Assume that the 14C activity of an equal mass of fresh-cut wood is 13.9 disintegration per second.

Answer 1

$N/No = e^(-0.693 T/Tk)$

N/14=e^{(0.693*2600/13.9)}

N=(1.96*10^{56 )}*14=2.75*10⁵⁷