A 150 L Buffer Solution Is 0

question 85

Multiple Choice

A 1.50 L buffer solution is 0.250 M in HF and 0.250 M in NaF.Calculate the pH of the solution after the addition of 0.0500 moles of solid NaOH.Assume no volume change upon the addition of base.The K_a for HF is 3.5 × 10^-4.

• A) 3.34
• B) 3.46
• C) 3.57
• D) 3.63
• E) 2.89

---

Definitions:

Standardized Data-Transmittal Format

A uniform method or protocol for sending and receiving data between different systems, ensuring compatibility and efficient processing.

Customization

The process of modifying products or services to meet specific customer requirements or preferences.

Mode Of Shipping

The method by which goods are transported from one location to another, e.g., by air, sea, road, or rail.

Online Catalogues

Digital collections of products or services offered by a company, accessible via the internet, allowing customers to browse and make purchases remotely.