A Solution Is Prepared at 75 °C by Dissolving 50

question 1

Multiple Choice

A solution is prepared at 75 °C by dissolving 50.0 g of A in 100 g of water.When this solution is cooled to 15 °C what happens based on the following solubility plot for A.

• A)Solid A crystallizes and the solution is unsaturated.
• B)Solid A dissolves and the solution is supersaturated.
• C)Solid A crystallizes and the solution is saturated.
• D)Solid A dissolves and the solution is unsaturated.

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Definitions:

Preconscious

Refers to the thoughts and feelings not in immediate awareness but can be easily brought to consciousness.

Unconscious

The part of the mind that contains thoughts, memories, and desires not within the realm of conscious awareness but that influence behavior and emotions.

Nonconscious

Processes that occur in the mind without conscious awareness, including reflexes, impulses, and automatic functions.

Psychosexual Stage

Stages in Freud's theory of development, where each stage is characterized by different challenges and tasks related to sexual pleasure.