What Is the PH of a Buffer Made by Combining

question 83

Multiple Choice

What is the pH of a buffer made by combining 181 mL of 0.34 M NaC₂H₃O₂ with 170 mL of 0.28 M HC₂H₃O₂? The K_a of acetic acid is 1.75 × 10^-5.

• A)4.88
• B)4.64
• C)5.93
• D)4.83
• E)5.38

---

Definitions:

Estimated

An approximation or informed guess of a value, quantity, or outcome based on available data.

Budgeted Accounts Receivable

Predicts the amount of money owed to a business by its customers for sales made on credit during a specific period.

Collections

The process of gathering money that is owed by customers, often in relation to accounts receivable.

Required Production

The quantity of goods that a company needs to produce in order to meet customer demand.