CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases
Problem
Two 200 mL ammonia buffers are available.
• Buffer E: 0.20 M NH₃ and 0.20 M NH₄⁺
• Buffer F: 0.10 M NH₃ and 0.10 M NH₄⁺
After 0.0050 mol of HCl is added to each beaker, which buffer—E or F—experiences the smaller change in pH? State only the letter.