CH₃OH (L)decomposes into Carbon Monoxide and Hydrogen Gas in the Presence

question 146

Multiple Choice

CH₃OH (l) decomposes into carbon monoxide and hydrogen gas in the presence of heat.How much heat is consumed when 5.75 g of CO (g) is formed? ΔH° = +128.1 kJ.

• A)26.3 kJ
• B)23.3 kJ
• C)62.0 kJ
• D)162 kJ
• E)8.3 kJ

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Definitions:

Tooth Contact Pattern

Refers to the alignment and engagement between gear teeth, impacting the efficiency and noise level of the gear operation.

Star-Shaped Fracture

A type of break or crack in a material, characterized by lines radiating from a central point, resembling a star.

Bending Stress

The internal stress induced in a material when subjected to external forces causing it to bend, crucial in engineering design to prevent failure.