In the Contact Process for the Production of Sulfuric Acid,sulfur

question 30

Multiple Choice

In the contact process for the production of sulfuric acid,sulfur is first burned in oxygen to produce SO₂(g) .The SO₂(g) is then

• A)reduced to H₂S(g).
• B)dissolved in water to form oleum.
• C)dissolved in water to form H₂SO₄(aq).
• D)dissolved in water to form H₂SO₃(aq).
• E)oxidized to SO₃(g).

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Definitions:

Buffer

A solution that resists changes in pH when acid or alkali is added to it.

Capillary Action

The ability of a liquid to flow in narrow spaces without the assistance of, or even in opposition to, external forces like gravity.

Adhesion

The process by which two surfaces are held together by intermolecular forces or mechanical interlocking.

Cohesion

The force that holds molecules of the same substance together, such as water molecules in a drop.