The Dissolving of Sodium Acetate (NaC₂H₃O₂ = 82 $\rightarrow$ NaC₂H₃O₂ (Aq) $\Delta$

question 4

Multiple Choice

The dissolving of sodium acetate (NaC₂H₃O₂ = 82.04 g/mol) in water can be described by the following reaction: NaC₂H₃O₂ (s) $\rightarrow$ NaC₂H₃O₂ (aq) $\Delta$ H = -17.2 kJ
How much heat will be released when 125 g of sodium acetate dissolve in water?

• A) 26.2 kJ
• B) 2,150 kJ
• C) 7.26 kJ
• D) 11.3 kJ

---

Definitions:

Social Emotions

Emotions that arise from interactions with others or from social situations, reflecting the relational and cultural context.

Single Incident

A one-time event or occurrence that can have a significant impact on an individual's perceptions or behaviors.

Emotions and Sentiments

Complex feelings that involve physical arousal, expressive behaviors, and conscious experience.

Social Emotion

Emotions that depend on the thoughts, feelings, or actions of others, reflecting the social nature of human beings.