A Hydrochloric Acid Solution Is Standardized by Titrating Against Solid

question 35

Multiple Choice

A hydrochloric acid solution is standardized by titrating against solid sodium carbonate as shown in the following image.The HCl is in the buret and the sodium carbonate in the flask. The equation is 2 HCl(aq) + Na₂CO₃(s) → 2 NaCl(aq) + H₂O( ) + CO₂(g) .If 23.4 mL of the solution is added from the buret to neutralize 0.157 g Na₂CO₃ in the flask.what is the molarity of the HCl solution?

• A)0.0316 M
• B)0.0633 M
• C)7.90 M
• D)0.253 M
• E)0.127 M

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