A 2.187 g sample of a solid mixture containing only potassium carbonate (MM = 138.2058 g/mol) and potassium bicarbonate (MM 100.1154 g/mol) is dissolved in distilled water. A volume of 33.47 mL of a 0.749 M HCI standard solution is required totitrate the mixture to a bromocresol green end point. Calculate the weight percent of potassium carbonate and potassiumbicarbonate in the mixture.K₂CO₂:KHCO,:wt%wt%

Given,M. M. of potassium carbonate = 138.2058 g/mol M.M. of potassium bicarbonate=100.1154…

A 2.187 g sample of a solid mixture containing only potassium carbonate (MM = 138.2058 g/mol) and potassium bicarbonate ( MM 100.1154 g/mol) is dissolved in distilled water. A volume of 33.47 ml. of a 0.749 M HCl standard solution is required to titrate the mixture to a bromocresol green end point. Calculate the weight percent of potassium carbonate and potassium bicarbonate in the mixture. K₂CO,: KHCO,: wt% wt%

A 2.187 g sample of a solid mixture containing only potassium carbonate (MM = 138.2058 g/mol) and potassium bicarbonate ( MM 100.1154 g/mol) is dissolved in distilled water. A volume of 33.47 ml. of a 0.749 M HCl standard solution is required to titrate the mixture to a bromocresol green end point. Calculate the weight percent of potassium carbonate and potassium bicarbonate in the mixture. K₂CO,: KHCO,: wt% wt%

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter15: Additional Aqueous Equilibria

Section: Chapter Questions

Problem 100QRT

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