A(n) is a substance or a mixture of substances that act to resist changes in pH.

A solution that resists a change in ph when an acid or base is added to it is a(n) __________.

Select the statement that best describes a buffer. see concept 3.3 (page)

Which of the following is a means of creating a buffer of H₂CO₃/NaHCO₃₃?

Determine whether or not the mixing of each pair of solutions results in a buffer. a. 155.0 mL of 0.15 M NH3 ; 175.0 mL of 0.17 M HCl