How does amount of strong acid/base affect change in pH: 0.1M HNO3 + 0.1M NaNO3 ADD 0.010mol NaOH

Part I. Investigating Buffers
Question 2: How does the amount of the strong acid or base being added affect the change in pH of a buffer solution?
This video is part of the virtual lab: Understanding, Making, and Using Buffers
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This lab was created with support from the Ren Research group at Purdue University with funding from the National Science Foundation grant NSF CHE 2102049.