Radiocarbon Dating: % of C-14 Remaining in 41,000 Yr Sample

[Nope]

Homework Statement

The practical limit to ages that can be determined by radiocarbon dating is about 41000 yr. in a 41000 yr old sample, what percentage of the original carbon-14 remains?

Homework Equations

The Attempt at a Solution

I don't know where to start...

 

[diazona]

Look at the variables in that equation. Which of them do you know, or can find out? And which represent the thing you're trying to find?

 

[Nope]

Look at the variables in that equation. Which of them do you know, or can find out? And which represent the thing you're trying to find?

I think t=41000, N/No is what i need?
But how do you determine the half life?

 

[diazona]

Look it up. I think you should find something like 5700 years.

 

[logickills]

$$N_0$$ is the initial percentage of carbon-14, so it would be 100. So we need to find what percentage remains.

 

[Nope]

I see,ty!