KO183 soda Na2CO3 weighed sample weight of 1.5 g was di

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183. A portion soda Na2CO3 weight of 1.5 g were dissolved in a volumetric flask of 250 cm3. To titrate 25 cm3 of this solution is to spend 18.25 cm3 HCl. Calculate the molar concentration of HCl and T (HCl / Na2CO3).

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