Calculate the PH of a Solution That Is 0

question 87

Multiple Choice

Calculate the pH of a solution that is 0.322 M in nitrous acid (HNO₂) and 0.178 M in potassium nitrite (KNO₂) . The acid dissociation constant of nitrous acid is 4.50 × 10^-4.

• A)3.093
• B)3.607
• C)14.26
• D)10.91
• E)4.589

---

Definitions:

Substance Use

The consumption of drugs or alcohol, which can vary from casual use to addiction.

Triggers

Stimuli or events that lead to a specific reaction or condition, often used in the context of mental health.

Screening

The process of testing or examining individuals for the presence of certain diseases or conditions before they exhibit symptoms.

Mental Status Assessment

A systematic examination of a person's emotional and cognitive functioning, often involving observations of appearance, behavior, mood, thought processes, and cognitive skills.