묽힘법칙. 0.866 M KNO3 25.0 mL 500 mL

묽힘법칙. 0.866 M KNO3 25.0 mL 500 mL

 

 

Water is added to 25.0 mL of a 0.866 M KNO3 solution

until the volume of the solution is exactly 500 mL.

What is the concentration of the final solution?

 

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MV = M’V’

( 참고 https://ywpop.tistory.com/2859 )

 

(0.866 M) (25.0 mL) = (? M) (500 mL)

 

? = (0.866) (25.0) / (500) = 0.0433 M