Identify the Substance with the Lowest PH

question 43

Multiple Choice

Identify the substance with the lowest pH.

• A)orange juice
• B)household ammonia
• C)baking soda, NaHCO₃
• D)milk

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Definitions:

Cones

Photoreceptor cells in the retina of the eye responsible for color vision and functioning best in bright light conditions.

Retina

The light-sensitive layer of tissue at the back of the inner eye that converts light into neural signals sent to the brain.

Rods

Photoreceptor cells in the retina responsible for vision at low light levels, but not for color vision.

Fovea

A small depression in the retina of the eye where visual acuity is highest due to the concentration of cone cells.