A biochemist carefully measures the molarity of salt in  23.5mL  of photobacterium cell growth medium to be  7.73   mM .   Unfortunately, a careless graduate student forgets to cover the container of growth medium and a substantial amount of the solvent evaporates. The volume of the cell growth medium falls to  4.78mL . Calculate the new molarity of salt in the photobacterium cell growth medium. Round each of your answers to  3  significant digits.

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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A biochemist carefully measures the molarity of salt in 

23.5mL

 of photobacterium cell growth medium to be 

7.73

 

mM

.

 

Unfortunately, a careless graduate student forgets to cover the container of growth medium and a substantial amount of the solvent evaporates. The volume of the cell growth medium falls to 

4.78mL

. Calculate the new molarity of salt in the photobacterium cell growth medium.
Round each of your answers to 

3

 significant digits.

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