Dissolving a Solute Such as KOH in a Solvent Such

question 43

Multiple Choice

Dissolving a solute such as KOH in a solvent such as water results in

• A)an increase in the melting point of the liquid.
• B)a decrease in the boiling point of the liquid.
• C)a decrease in the vapor pressure of the liquid.
• D)no change in the boiling point of the liquid.

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Definitions:

Immune Response

The body's defensive reaction to external substances or pathogens, involving recognition and attack by the immune system.

Fight-or-Flight Response

A physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival, activating the sympathetic nervous system.

Tend-and-Befriend Response

A behavioral response to stress, especially noted in women, which involves nurturing activities and seeking social support.

Adaptive Value

The extent to which a trait or behavior positively benefits a species by influencing the evolutionary fitness of the species, thus leading to adaptation through natural selection.