by measuring out  78.8mg  of  FeBr3  into a  100.mL  volumetric flask and filling to the mark with distilled water.   Calculate the molarity of Br−  anions in the chemist's solution

Introductory Chemistry: A Foundation
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Chapter15: Solutions
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A chemist prepares a solution of iron

III

 bromide 

 
FeBr3
 

 by measuring out 

78.8mg

 of 

FeBr3

 into a 

100.mL

 volumetric flask and filling to the mark with distilled water.

 

Calculate the molarity of

Br−

 anions in the chemist's solution.

 

Be sure your answer is rounded to the correct number of significant digits.

 

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