The Buffer Solution in the Flask Was Prepared Using One

question 59

Short Answer

The buffer solution in the flask was prepared using one of the substances shown below.
citric acid (pK_a 3.08)
NaH₂PO₄ (pK_a 7.21)
NH₄Cl (pK_a 9.25)
Using the pH meter and solution shown in the image below, complete the following statements using one of the terms below.
increase
decrease
remain constant
citric acid
NaH₂PO₄
NH₄Cl
-If KOH were added to the buffer solution the pH of the solution would __________.

---

Definitions:

Practitioner

A professional engaged in the practice of a particular profession, especially in medicine.

Another Practitioner

A healthcare professional other than the one currently being referred to or consulted.

Appointment Book

A calendar or ledger for scheduling and keeping track of appointments and meetings.

Agenda

A list or plan of items to be discussed or acted upon in a meeting or gathering.