The total amount of carbon in the atmosphere is approximately 9 imes 10^(11) tonnes. Most of that is ^(12)C, with about 1.5 atoms out of every 10^(12) being ^(14)C. Given that the half-life of ^(14)C is 5700 yrs find k, the rate at which ^(14)C is created in the atmosphere (in tonnes/yr).
k=, number (1 significant figure)
The total amount of carbon in the atmosphere is approximately 9 x 1011tonnes. Most of that is 12C, with about 1.5 atoms out of every 1012 being 14C. Given that the half-life of 14C is 5700 yrs find k, the rate at which 14C is created in the atmosphere (in tonnes/yr).
k=
number(1 significant figure)
tonnes/yr