You Have 500

question 118

Multiple Choice

You have 500.0 mL of a buffer solution containing 0.30 M acetic acid (CH₃COOH) and 0.20 M sodium acetate (CH₃COONa) . What will the pH of this solution be after the addition of 20.0 mL of 1.00 M NaOH solution? [K_a(CH₃COOH) = 1.8 × 10^-5]

• A) 4.65
• B) 4.71
• C) 4.56
• D) 4.84
• E) 5.07

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Definitions:

Triangular Theory

A theory proposed by Robert Sternberg, outlining the components of love as intimacy, passion, and commitment.

Passion

Intense, driving, or overmastering feeling or conviction towards a person, activity, or cause.

Attractiveness

A characteristic or feature of individuals that appeals to others, making them perceived as desirable or pleasing.

Sexual Desire

The interest or aspiration in sexual objects or activities, or the wish or drive to engage in sexual activities.