A 100.0 mL drinking water containing Ca2+ was treated with ammonia-ammonium chloride buffer solution to give pH about 10.0. Calgamite indicator was added and the solution was titrated with 0.0050 M EDTA. It required 23.50 mL of the titrant to achieve the end point. Calculate the water hardness?
A 100.0 mL drinking water containing Ca2+ was treated with ammonia-ammonium chloride buffer solution to give pH about 10.0. Calgamite indicator was added and the solution was titrated with 0.0050 M EDTA. It required 23.50 mL of the titrant to achieve the end point. Calculate the water hardness?
Chapter7: Neutralization Titrations And Graphical Representations
Section: Chapter Questions
Problem 8P
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A 100.0 mL drinking water containing Ca2+ was treated with ammonia-ammonium chloride buffer solution to give pH about 10.0. Calgamite indicator was added and the solution was titrated with 0.0050 M EDTA. It required 23.50 mL of the titrant to achieve the end point. Calculate the water hardness?
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