Calculate the ΔG°_rxn Using the Following Information

question 24

Multiple Choice

Calculate the ΔG°_rxn using the following information. 2 H₂S(g) + 3 O₂(g) → 2 SO₂(g) + 2 H₂O(g) ΔG°_rxn = ?
ΔH°_f (kJ/mol) -20.6 -296.8 -241.8
S°(J/mol^∙K) 205.8 205.2 248.2 188.8

• A) -990.3 kJ
• B) +108.2 kJ
• C) -466.1 kJ
• D) +676.2 kJ
• E) -147.1 kJ

---

Definitions:

Arbitrary

Based on random choice or personal whim, rather than any reason or system.

Cross-Cultural

Pertaining to or comparing the cultural practices, beliefs, and phenomena of different societies, aiming to understand the diversity and commonalities among cultures.

Pastoralists

People or societies who raise livestock as their primary means of livelihood.

Kuchi

A traditionally nomadic group of people in Afghanistan, known for their seasonal migrations with herds of livestock.