Question

Palladium-107 undergoes â decay (t1/2 = 6.5 x 105 yr) to form silver-107. How long will it take for 0.150 mol of silver-107 to form from 1.25 mol of palladium-107?

help please...thank you :)

Answer 1

i got 1988280, is it right?

Answer 2

Right, but 1988281 if you take care to round the last digit.