To prepare a solution that is 0.50 M KCl starting with 100.0 mL of 0.40 M KCl,

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To prepare a solution that is 0.50 M KCl starting with 100.0 mL of 0.40 M KCl, you should 

(a) Add 20.0 mL of water; 

(b) Add 0.075 g KCl; 

(c) Add 0.10 mol KCl;

(d) Evaporate 20.0 mL of water.

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General Chemistry Principles And Modern Applications

ISBN: 9780132931281

11th Edition

Authors: Ralph Petrucci, Jeffry Madura, F. Herring, Carey Bissonnette

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