Determine Δ_fG° at 298 K for SnO Using the Data

question 62

Multiple Choice

Determine Δ_fG° at 298 K for SnO using the data below. Sn(s) + SnO₂(s) → 2SnO(s)
Given: Δ_rG° = 12.0 kJ/mol-rxn at 298K.
Substance
Δ_fG°(kJ/mol) at 298 K
SnO(s)
?
SnO₂(s)
-515.8

• A) -251.9 kJ/mol
• B) -503.8 kJ/mol
• C) 527.8 kJ/mol
• D) 263.9 kJ/mol
• E) 1055.6 kJ/mol

---

Definitions:

Teasing

A form of social interaction involving playful or mocking remarks or behaviors, often with the intention of provoking or amusing.

Aggressive Behaviors

are actions intended to cause harm or assert dominance over others, which can be physical, verbal, or nonverbal.

Social-learning Framework

A theoretical framework that emphasizes the importance of observing, modeling, and imitating the behaviors, attitudes, and emotional reactions of others.

Rewarded Acts

Rewarded acts refer to behaviors that receive positive reinforcement, which can encourage the repetition of these behaviors due to the rewards received.