Asked by Anonymous
What total mass of a 16 gram sample of 60co will remain unchanged after 15.8 years?
Answers
Answered by
DrBob222
k = 0.693/t<sub>1/2</sub>
Substitute t<sub>1/2</sub> (in years) into the above and calculate k. Then substitute k into the below equation and solve for N.
ln(No/N) = kt
No = 16
N = solve for this.
k = from above.
t = 15.8 years.
The answer is close to 2 grams.
Substitute t<sub>1/2</sub> (in years) into the above and calculate k. Then substitute k into the below equation and solve for N.
ln(No/N) = kt
No = 16
N = solve for this.
k = from above.
t = 15.8 years.
The answer is close to 2 grams.
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