For the Reaction Given Below,ΔH⁰ = −1516 KJ at 25°C

question 53

Multiple Choice

For the reaction given below,ΔH⁰ = −1516 kJ at 25°C and ΔS⁰ = −432.8 J/K at 25°C.This reaction is spontaneous _____. SiH₄(g) + 2 O₂(g) → SiO₂(s) + 2 H₂O

• A) only below a certain temperature
• B) only above a certain temperature
• C) at all temperatures
• D) only when entropy is zero
• E) None of these

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Definitions:

Organization Chart

A visual representation of the hierarchical structure of an organization, detailing relationships among its parts or positions.

Closed-System Control

An approach to management or control that is self-contained and does not interact with external environments, focusing on internal functioning.

Diagonal Communication

Information exchange that occurs between individuals at different levels and different departments within an organization, bypassing traditional hierarchical structures.

Vertical Control

A management approach where decision-making and directives flow from the top levels of the organizational hierarchy down to the lower levels.