Concentration of a reactant after a set number of half lives.
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A first order reaction has a half-life of 1.34 x 10^-3 hours. If the initial concentration of the reactant is 8.00M, what is its concentration after 4 half-lives?
a. 4.00M
b. 2.00M
c. 1.00M
d. 0.50M
e. 0.25M
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Solution Preview
After the 1st half life the concentration will be halved, which means it will go from 8 to 4M. After another half life the new concentration (now ...
Solution Summary
The concentration of a reactant after a set number of half lives are determined. The solution answers the multiple choice question with an explanation of 100-150 words.
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