Essay
Following equation is used in carbon dating of the artefacts:
N = 
× 
where,
N = Decay rate of the artefact,expressed as disintegrations per minute (dpm) 
= Decay rate of natural carbon = 14 dpm
τ = Mean life time = 
= 
= 8267 years
t = Age of the artefact
What is the expected decay rate of the artefact,if it is known to be from Canadian New France era,350 years ago.
Correct Answer:
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N = 
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