WBJEE 2014 Chemistry Solved Paper

Question : 50 of 60

Marks: +1, -0

A piece of wood from an archaeological sample has 5.0 counts min–1 per gram of C-14, while a fresh sample of woodhas a count of 15.0 min–1gram–1. If half life of C-14 is 5770 years, the age of the archaeological sample is