What Is the Freezing Point of a Solution Prepared from 50.0

question 121

Multiple Choice

What is the freezing point of a solution prepared from 50.0 g ethylene glycol (C₂H₆O₂) and 85.0 g H₂O? (For water, K_f = 1.86°C/m)

• A) 17.6°C
• B) -176°C
• C) -1.50°C
• D) 1.50°C
• E) -17.6°C

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Definitions:

Internal Cues

Psychological or physiological signals from within the body that can trigger certain responses, such as hunger cues indicating the need to eat.

Glucose

A simple sugar and a key energy source for the body, critically involved in cellular respiration and the production of ATP.

Glycogen

A multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi.

Short-Term Energy

Energy available for immediate use, typically referring to biological systems or temporary power solutions.