A 7 mL sample of a solution of K2CO3 was diluted with water to 27 mL.?

Z

Zuzka S

New member
A 7 mL sample of a solution of K2CO3 was diluted with water to 27 mL. A 10 mL sample of the dilute solution was found to contain 0.41 M CO32-. What was the concentration of K2CO3 in the original undiluted solution
 
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