Asked by Nargis
If the half life of a reaction A is 2 mins,how long will it take A to reach 25% of its initial concentration ?
Answers
Answered by
DrBob222
k = 0.693/2 min = ?. Then subsitute k into the below equation.
ln (Ao/A) = kt
Let Ao = 100, then A = 25. Substitute Ao, A, and k into the equation and solve for t in minutes.
ln (Ao/A) = kt
Let Ao = 100, then A = 25. Substitute Ao, A, and k into the equation and solve for t in minutes.
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