If an unknown concentration 25.00 mL HCl consumes 20 mL of 0.123 M NaOH to reach endpoint, calculate the concentration of the HCl solution (Show calculation).
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25.00 mL HCl consumes 20 mL of 0.123 M NaOH to reach endpoint.
- So, during titration, we know that : at ideal endpoint the solution becomes neutral due to equal quantities of acid and alkali.
So, we can say:
So, concentration of HCl was approximately 0.098 M.
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