Figure 3. Change in pH of 0.1M HCl by the addition of 0.1M NaOH solution

From

Practical pH Measurement and Theoretical Approach: Acid-Base System

Shazia Perveen, Sheikh Mohiuddin

World Journal of Chemical Education. 2018, 6(5), 218-222 doi:10.12691/wjce-6-5-3