Deposits and Films Are a Problem with Soaps but Not

question 42

Multiple Choice

Deposits and films are a problem with soaps but not detergents because of which property?

• A) Soaps form soluble calcium salts.
• B) Detergents form more stable micelles.
• C) Most detergents do not form insoluble calcium salts.
• D) Soap micelles are unstable in acid.

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Definitions:

Equilibrium Quantity

The amount of products or services available meets the amount that consumers want to buy at the price point where supply and demand balance.

Crude Oil

A naturally occurring, unrefined petroleum product composed of hydrocarbon deposits and other organic materials used as a primary energy source.

Gasoline Prices

The cost per unit volume of gasoline, often subject to fluctuations due to factors such as crude oil prices, taxes, and supply and demand.

Invisible Hand

A metaphor introduced by Adam Smith to describe the unintended social benefits resulting from individual actions when seeking personal gain.