The Value of ΔH° for the Oxidation of Solid Elemental

question 109

Multiple Choice

The value of ΔH° for the oxidation of solid elemental sulfur to gaseous sulfur trioxide,
2S (s,rhombic) + 3O₂( g) → 2SO₃ (g)
Is ________ kJ/mol.

• A)+790.4
• B)-790.4
• C)+395.2
• D)-395.2
• E)+105.1

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Definitions:

Chemical Communication

The use of chemical signals between organisms, which can regulate behavior, identify individuals or species, and signal threats or resources.

Visual Signals

Information conveyed through visible signs or gestures, often essential for communication in animals, including humans.

Auditory Signals

Sounds that are detected by the ear and interpreted by the brain, important for communication and environmental awareness.

Natural Selection

The process by which biological traits become either more or less common in a population as a function of the effect of inherited traits on the differential reproductive success of organisms interacting with their environment.