What Is the ΔS_univ for the Following Reaction at 25°C

question 24

Multiple Choice

What is the ΔS_univ for the following reaction at 25°C?
N₂(g) + 3H₂(g) ⇌ 2NH₃(g) ΔS_sys = -197 J/K;ΔH_sys = -91.8 kJ

• A)+111 J/K
• B)-111 J/K
• C)-505 J/K
• D)+505 J/K

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Definitions:

Shear Forces

Forces that cause parts of a material to slide past one another in opposite directions, related to the internal forces acting on a structure.

Suspension Mount

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C-Channel

A structural profile shaped like a "C", commonly used in construction and manufacturing for its strength and versatility.

Ladder Frame

A type of vehicle chassis that resembles a ladder, with two longitudinal rails connected by several transverse members, providing strength and rigidity.