Igcse Model Questions Vol1 2025 Chemistry Question 12
Practice objective / multiple choice question 12 from the 2025 Igcse Model Questions Vol1 Chemistry examination.
A buffer prepared by mixing 0.250 M acetic acid (CH₃COOH) and 0.250 M sodium acetate (CH₃COONa) has a total volume of 500 mL. The pH of the buffer is 4.74. When a 0.100 M HCl solution is added, the pH falls to 4.44. Assuming the volume change on addition is negligible, calculate the volume of the HCl solution (in mL) that was added.
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This is Igcse Model Questions Vol1 2025 Chemistry Question 12. It is one of the objective questions from the 2025 Igcse Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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