A Student Heats Water and Carefully Dissolves a Solute and Then

question 47

Multiple Choice

A student heats water and carefully dissolves a solute and then leaves the transparent solution on the lab bench.Later, she comes back to find that her solution is cloudy and has small solid particles in it.What happened?

• A) The hot solution must have been supersaturated.
• B) The hot solution must have been unsaturated.
• C) As the solution cooled, it became a saturated solution and some of the solute precipitated.
• D) As the solution cooled, it became a supersaturated solution and some of the solute precipitated.
• E) As the solution cooled, it became an unsaturated solution and some of the solute precipitated.

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Definitions:

Behavior

The actions, reactions, or mannerisms made by an individual, in conjunction with the environment or stimuli.

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The process of growth, progress, or evolution, often involving changes in physical, psychological, or social aspects over time.

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The period in a human's life ranging from birth to puberty, marked by significant physical, cognitive, and emotional development.

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The degree of competence or proficiency an individual has in performing a specific task or activity, often measured against an established standard.