A sample of pithchbelen is foundto contain 50% uranium and 2.425% lead. Of this lead only 93% was Pb^(206) isotope. If the disintegration constant is 1.52xx10^(-10)yr how old could be the pithblende deposits?

A sample of pithchbelen is foundto contain 50% uranium and 2.425% lead

1.	A sample of pithchbelen is foundto contain 50% uranium and 2.425% lead. Of this lead only 93% was Pb^(206) isotope. If the disintegration constant is 1.52xx10^(-10)yr how old could be the pithblende deposits?
Answer» ANSWER :`3.3xx10^(8)` YEAR