Determine the Enthalpy Change in the Following Equation

question 36

Multiple Choice

Determine the enthalpy change in the following equation:
2/3 H₂S(g) + O₂(g) → 2/3 SO₂(g) + 2/3 H₂O(l)
   ΔH°f H₂O(l) = -285.8 kJ/mol
   ΔH°f H₂S(g) = -20.63 kJ/mol
   ΔH°f SO₂(g) = -296.8 kJ/mol

• A) -562 kJ
• B) -375 kJ
• C) 375 kJ
• D) -402 kJ
• E) 402 kJ

---

Definitions:

Fine Motor Skills

Physical abilities involving small body movements, especially of the hands and fingers, such as drawing or picking up a coin. (The word fine here means “small.”)

Muscle Strength

indicates the capacity of a muscle or groups of muscles to exert force against resistance, often measured through maximal or dynamic efforts.

Practice

The repeated exercise or performance of an activity or skill to acquire or maintain proficiency in it.

Binocular Vision

The ability of both eyes to work together to achieve a single, cohesive view of the world, providing depth perception.