Determine the Molal Concentration of a Table Sugar (C₁₂H₂₂O₁₁, 342 $\degree$

question 21

Multiple Choice

Determine the molal concentration of a table sugar (C₁₂H₂₂O₁₁, 342.3 g/mol) solution in water that has a freezing point of -2.10 $\degree$ C.(K_f =1.86 $\degree$ C/m for water)

• A)1.13 m
• B)(-1.13 m)
• C)3.91 m
• D)(-3.91 m)
• E)0.113 m

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Definitions:

Optic Nerve

The nerve responsible for sending visual signals from the retina to the brain.

Glaucoma

A group of eye conditions that damage the optic nerve, often due to abnormally high pressure in the eye, and can lead to blindness if untreated.

Intraocular Pressure

The fluid pressure inside the eye, essential for maintaining the eye's shape and proper function, but elevated levels can lead to glaucoma.

Refractory Error

Optical errors in the eye causing imperfect focus of light on the retina, leading to blurred vision; includes conditions like myopia, hyperopia, and astigmatism.