A student titrates 25.0 mL of 0.100 M HCl with 0.100 M NaOH at 25 °C using phenolphthalein

CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases

Problem

A student titrates 25.0 mL of 0.100 M HCl with 0.100 M NaOH at 25 °C using phenolphthalein, which changes color in the pH range 8.3–10.0. Indicate whether the volume of NaOH recorded at the endpoint will be greater than, less than, or equal to the true equivalence-point volume, and briefly explain your choice (1–2 sentences).

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