Solution: Carbon-14 Dating

 

1) First, rearrange the decay function:

 

 

By substituting and rearranging the equation, we get:

 

Then, substitute ,

 

 

∴ The decay constant is 1.2097 × 10-4 y-1.

 

2) 


 

 

 

 

∴ The age of that piece of wood is 7575 y.

 

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