A sample of wood from an Egyptian mummy case gives a count of 7.8 cpm/gC (counts per minute per gram of carbon).How old is the wood? (The initial decay rate of is 15.3 cpm/g C,and its half-life is 5730 years. )
A)2785 yr
B)8071 yr
C)5571 yr
D)6621 yr
E)none of these

Question

A sample of wood from an Egyptian mummy case gives a  count of 7.8 cpm/gC (counts per minute per gram of carbon).How old is the wood? (The initial decay rate of  is 15.3 cpm/g C,and its half-life is 5730 years. )
A)2785 yr 
B)8071 yr 
C)5571 yr 
D)6621 yr 
E)none of these

Quizplus · Accepted Answer

The Answer of A sample of wood from an Egyptian mummy case gives a  count of 7.8 cpm/gC (counts per minute per gram of carbon).How old is the wood? (The initial decay rate of  is 15.3 cpm/g C,and its half-life is 5730 years. )
A)2785 yr 
B)8071 yr 
C)5571 yr 
D)6621 yr 
E)none of these

A Sample of Wood from an Egyptian Mummy Case Gives