Arihangdu
  • Arihangdu
Iron - 59 has a half life of 45.1 ayes. How old is an iron nail if the Fe -59 content is 25% that of a new sample of iron ? Please show me all the calculation to understand.
Chemistry
  • Stacey Warren - Expert brainly.com
Hey! We 've verified this expert answer for you, click below to unlock the details :)
SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
Arihangdu
  • Arihangdu
Please help me I will give medals and fans.
Vocaloid
  • Vocaloid
amount left = original amount*(1/2)^(total time/length of half-life) so plugging in our numbers, we get: .25 = (1/2)^(t/45.1) solve for t
Arihangdu
  • Arihangdu
How to solve please help me

Looking for something else?

Not the answer you are looking for? Search for more explanations.

More answers

Vocaloid
  • Vocaloid
.25 = (1/2)^2 so (1/2)^2 = (1/2)^(t/45.1) 2 = t/45.1 solve for t
Arihangdu
  • Arihangdu
T= 45.1 x 2= 90?
Arihangdu
  • Arihangdu
Right?
Vocaloid
  • Vocaloid
90.2 but yeah
Arihangdu
  • Arihangdu
Any formula we need to use here please?
Vocaloid
  • Vocaloid
no, that's it, t = 90.2 years...
Arihangdu
  • Arihangdu
Days or years ?
Arihangdu
  • Arihangdu
A=Ao *m this not a decays formula ?or I confused !,
Arihangdu
  • Arihangdu
Ok thank you so much for helping
Arihangdu
  • Arihangdu
Please receive my appreciation.
Arihangdu
  • Arihangdu
Thanks for helping me.
Arihangdu
  • Arihangdu
I don't know how you do this steps .25= 1/2^t/45.1 1/2^2=1/2)^t/45.1

Looking for something else?

Not the answer you are looking for? Search for more explanations.