You are given 25.00 mL of a hydrochloric acid solution of unknown concentration.  You find it requires 34.41 mL of a 0.1950 M NaOH solution to exactly neutralize this sample (phenolphthalein was used as an indicator). What is the molarity (M) of the HCl solution?  What is the percentage of HCl in the solution?  Assume the density of the solution is 1.00 g/mL

General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter4: Chemical Reactions
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Problem 4.81QP: A 8.50 g sample of KCl is dissolved in 66.0 mL of water. The resulting solution is then added to...
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You are given 25.00 mL of a hydrochloric acid solution of unknown concentration.  You find it requires 34.41 mL of a 0.1950 M NaOH solution to exactly neutralize this sample (phenolphthalein was used as an indicator).

What is the molarity (M) of the HCl solution?

 What is the percentage of HCl in the solution?  Assume the density of the solution is 1.00 g/mL

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