Calculate $\Delta$ S ^$\circ$ for the Reaction SO₂(s) + NO₂(g) $\rarr$ SO₃(g) + NO(g)

question 21

Multiple Choice

Calculate $\Delta$ S ^$\circ$ for the reaction SO₂(s) + NO₂(g) $\rarr$ SO₃(g) + NO(g) . $\begin{array}{lc}&\mathrm{S}^{\circ}(\mathrm{J} / \mathrm{K} \cdot \mathrm{~mol}) \\\hline\mathrm{SO}_{2}(\mathrm{g}) & 248.5 \\\mathrm{SO}_{3}(\mathrm{g}) & 256.2 \\\mathrm{NO}{(g) } & 210.6 \\\mathrm{NO}_{2}(\mathrm{g}) & 240.5\end{array}$

• A) 53.6 J/K·mol
• B) -53.6 J/K·mol
• C) -22.2 J/K·mol
• D) 474.8 J/K·mol
• E) -474.8 J/K·mol

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Definitions:

Excessive Current

A condition where the flow of electrical current exceeds the design limits of a circuit or device, potentially causing damage or overheating.

Reset

The act of bringing a device, component, or system back to its original state or setting, often to correct a malfunction or restart a process.

Protons

Subatomic particles found in the nucleus of an atom, characterized by a positive electric charge and a significant role in determining the chemical properties of elements.

Atom

The smallest unit of a chemical element, consisting of a nucleus surrounded by electrons.