What Is the PH of an Aqueous Solution That Is

question 3

Multiple Choice

What is the pH of an aqueous solution that is 0.10 M HCOOH (K_a =1.8 * 10^-4) and 0.10 M NaHCO₂?

• A) 10.26
• B) 3.74
• C) 5.74
• D) 2.38
• E) 5.62

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Definitions:

Confidence

A feeling of self-assurance arising from an appreciation of one's own abilities or qualities.

Fundamental Attribution Error

The tendency to overestimate the impact of personal traits and underestimate the influence of situations when explaining others' behaviors.

Scheduled Work Break

A specified interval during work designated for rest or leisure.

Lazy

A descriptor for a lack of effort or motivation to engage in activities or work, often characterized by procrastination or avoidance.