What Is the PH of a Solution Prepared by Mixing

question 52

Multiple Choice

What is the pH of a solution prepared by mixing 48.00 mL of 0.25 M H₃PO₄ with 85.00 mL of 0.85M LiH₂PO₄? Assume that the volume of the solutions are additive and that K_a = 7.1 × 10^-3 for H₃PO₄.

• A) 11.07
• B) 2.93
• C) 4.31
• D) 8.63

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Definitions:

Continuum

A continuous sequence in which adjacent elements are not perceptibly different from each other, but the extremes are quite distinct.

Quadrant

A section of a plane or space divided into four parts by perpendicular axes.

Reflective Communication Style

A communication method that focuses on understanding and reflecting on the feelings and content communicated by others before responding.

Style Flexing

The ability to adapt one's communication style or behavior to effectively interact with others with different styles or in various situations.