Homework Help: chemistry

Posted by Poonam on Monday, March 12, 2012 at 5:41pm.

The time required for the completion of 99.9% of a first order reaction is equal to how many times that of its half life?
(A)2
(B)3
(C)5
(D)10

chemistry - DrBob222, Monday, March 12, 2012 at 6:37pm
2^n = 0.001
n = ?

Answer this Question

Related Questions

Chemistry - a certain first order decomposition reaction has a half-life of 15.0...
chemistry - a first order reaction has a rate constant of 7.5 x 10^-3/s. The ...
chemistry - Choose the correct variables that will create a linear plot for each...
Chemistry(Please check) - 8. The half-life of a reaction was found to be ...
chemistry - The half-life of a reaction was found to be inversely dependent on ...
Chemistry - The first order reaction has a rate constant of 3.0x10^-3 s^-1. The ...
Chemistry(Please check) - A reaction has a rate law, rate = k times A times B ...
Chemistry - The rate constant, k, for each reaction order is equal to _____ from...
chemistry - The half-life of a reaction was found to be inversely dependent on ...
chemistry - The half-life of a reaction was found to be inversely dependent on ...

For Further Reading

First Name:
School Subject:
Answer: