The Buffer Solution in the Flask Was Prepared Using One

question 26

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 HNO were added to the buffer solution the pH of the solution would __________.

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Definitions:

Visualizing

The process of forming mental visual images, often used as a technique in planning, problem-solving, and decision making.

Avoiding Comparisons

The act of refraining from evaluating oneself or one's possessions against others.

Johari Window Model

Model of self-disclosure that summarizes how self-awareness is influenced by self-disclosure and information about yourself from others.

Distinguishing Information

The process of identifying and understanding key details that differentiate one piece of information from another.