Hydroquinone Is an Antioxidant That Is Also Used as a Photographic

question 25

Multiple Choice

Hydroquinone is an antioxidant that is also used as a photographic reducer and developer.The normal boiling point of hydroquinone is 310°C.Calculate the pressure at which hydroquinone will boil at 200°C given that its ΔH_vap is 73.38 kJ/mol.

• A)1.210 × 10^-4 mm Hg
• B)1.35 mm Hg
• C)22.5 mm Hg
• D)757 mm Hg

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Definitions:

Synthetic Steps

The individual chemical reactions or stages used to manufacture a compound in the laboratory or industry.

Major Organic Product

The core product that is created in the highest quantity during an organic chemical operation.

Reaction

A process in which substances interact to form one or more new substances characterized by a change in their chemical properties or composition.

Organic Chemistry

The branch of chemistry that deals with the structure, properties, and reactions of compounds that contain carbon.