If 10 L of 1

question 53

Multiple Choice

If 1.0 L of 1.0 M HCl spilled and needed to be neutralized, how many grams of the solid sodium carbonate (Na₂CO₃, 106 g/mol) would be required?

• A)53 g
• B)106 g
• C)1,060 g
• D)530 g
• E)212 g

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Definitions:

Sphincter Pupillae Muscle

A ring-shaped muscle in the eye that contracts to control the size of the pupil and thus the amount of light entering the eye.

Dilator Pupillae Muscle

A muscle in the eye that controls the widening of the pupil to adjust the amount of light entering the eye.

Aqueous Humor

A clear, watery fluid located in the eye between the lens and the cornea, providing nutrients and maintaining eye pressure.

Vitreous Humor

A clear gel that fills the space between the lens and the retina of the eyeball, helping it maintain shape.