The Following Diagrams Illustrate the Flow of Energy (Q) and Work

question 100

Multiple Choice

The following diagrams illustrate the flow of energy (q) and work (w) in different processes. Which one is definitely an exothermic process?

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Definitions:

Sugar

A sweet-flavored substance, primarily sucrose, lactose, and fructose, derived from various plants and used for human consumption.

Combustion Reactions

Chemical reactions that involve the burning of a substance in the presence of oxygen, often producing heat and light.

Ideal Conditions

Conditions that are considered perfect for a specific process or reaction, often theoretical and not attainable in practical situations.

Combustion Reaction

A chemical process in which a substance combines with oxygen, releasing heat and often light; commonly associated with fire.