The Osmotic Pressure of a 0

question 102

Multiple Choice

The osmotic pressure of a 0.0100 M solution of NaCl in water at 25°C is found to be different from 372 torr because:

• A)Osmotic pressures are hard to measure.
• B)Na⁺ and Cl^- ions are strongly hydrated.
• C)Na⁺ and Cl^- ions can form ion pairs.
• D)NaCl does not dissociate in water.
• E)None of these.

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Definitions:

Progesterone

A hormone produced in the ovaries, placenta (during pregnancy), and adrenal glands, important for regulating the menstrual cycle and maintaining the early stages of pregnancy.

Estrone

A weak estrogen hormone produced by the ovaries and important for female reproductive health.

Adrenaline

A hormone also known as epinephrine that increases heart rate, muscle strength, blood pressure, and sugar metabolism, released in response to stress.

Hypergonadism

A condition characterized by excessive activity of the gonads, leading to an overproduction of hormones and, in some cases, early onset of puberty or fertility issues.