Calculate ?G° for the Following Reaction at 298 K A) ?3002 KJ
B) ?296

question 3

Multiple Choice

Calculate ?G° for the following reaction at 298 K. S(s) + O₂(g) ? SO₂(g)
$\begin{array}{l}\begin{array}{lll}\text { Substance } & \Delta H_{\mathrm{f}}^{\circ}(\mathrm{kJ} / \mathrm{mol}) &S^{\circ}(\mathrm{kJ} / \mathrm{mol} . \mathrm{K}) \\\hline \mathrm{S}(s) & 0.0 & +0.0318 \\\mathrm{O}_{2}(g) & 0.0 & +0.2050 \\\mathrm{SO}_{2}(g) & -296.8 & +0.2481\end{array}\end{array}$

• A) ?300.2 kJ
• B) ?296.8 kJ
• C) ?85.1 kJ
• D) +29.3 kJ
• E) +145.7 kJ

---

Definitions:

Scrap Metal

Waste metal materials that can be recycled and reused, often collected from leftover products, buildings, or discarded industrial machinery.

Energy

The capacity to do work, manifest in forms such as heat, light, motion, and chemical bonds, essential to human society for various applications.

Transfer Heat

The movement of thermal energy from one object or substance to another, through various modes such as conduction, convection, or radiation.

Radioisotopes

Radioactive isotopes of an element, used in various scientific, medical, and industrial applications due to their radioactive decay properties.