Determine the Change in the Standard Entropy of the Universe $\frac { 1 } { 2 }$

question 13

Multiple Choice

Determine the change in the standard entropy of the universe for the reaction
H₂(g) + $\frac { 1 } { 2 }$ O₂(g) $\rightarrow$ H₂O(g)
Given $\begin{array}{lll} Substance&&S^{\circ}(\mathbf{J} /(\mathbf{m o l} \cdot \mathbf{K}) ) \\& \Delta H_{\mathbf{f}}^{\circ} & \\ & (\mathbf{k J} / \mathbf{m o l}) & \\ \mathrm{H}_{2}(g) & & 130.6 \\ \mathrm{O}_{2}(g) & & 205.0 \\ \mathrm{H}_{2} \mathrm{O}(g) & -241.8 & 188.7\end{array}$

• A) -767 J/K
• B) +197.4 J/K
• C) -197.4 J/K
• D) +767 J/K
• E) +665 J/K

---

Definitions:

Avoid Communicating

The deliberate act of withholding information or not engaging in the exchange of ideas and feedback.

Psychological Safety

A workplace environment where individuals feel safe to take risks, voice their opinions, and express their thoughts without fear of negative consequences.

Positive Climate

An organizational environment characterized by support, appreciation, and mutual respect among members, which enhances overall morale and productivity.

Employee Voice

Represents the ways and means through which employees can express their opinions, concerns, and suggestions regarding workplace policies and practices.