Determine the PH of a 0

question 87

Multiple Choice

Determine the pH of a 0.18 M H₂CO₃ solution.Carbonic acid is a diprotic acid whose K_a1 = 4.3 × 10^-7 and K_a2 = 5.6 × 10^-11.

• A) 11.00
• B) 10.44
• C) 5.50
• D) 4.31
• E) 3.56

---

Definitions:

Self-Esteem

A measure of how much you value and respect yourself.

Self-Affirming Thinking

Involves positive self-talk and affirmations that bolster an individual's confidence and self-esteem, countering negative thoughts and beliefs.

Unconditional Positive Regard

An attitude of total acceptance and support towards another person, regardless of their actions or feelings.

Big Five Personality Factors

A model that identifies five key dimensions of human personality: openness, conscientiousness, extraversion, agreeableness, and neuroticism.