## How much carbon-14 do living things have?

Carbon-14 in Living Things Maybe one in a trillion carbon atoms are carbon-14.

## How much carbon-14 is in a plant?

So regardless of what value is assigned to c, the amount of Carbon 14 in the plant at the time of its death is 10 micrograms. So the half-life of Carbon 14 is /frac{1}{c}. We are given that this half-life lies within a 40 year period of 5730 years, that is 5690 /leq /frac{1}{c} /leq 5770.

## What is the percent of carbon-14 in the tree while it is alive?

How does the percentage of 14C remaining change while the tree is still alive? a) It remains at 100 percent.

## Who discovered carbon-14 dating?

Willard Libby Radiocarbon dating/Inventors Chemist Willard Libby first realized that carbon-14 could act like a clock in the 1940s. He won the 1960 Nobel Prize in Chemistry for coming up with the method.