What Is the Purpose of Adding Aluminum Salts and a Base

question 56

Multiple Choice

What is the purpose of adding aluminum salts and a base to water during water treatment?

• A)The two together gel and trap dirt and bacteria.
• B)The higher pH kills bacteria.
• C)The aluminum removes the rust taste from the water.
• D)The base dissolves the dirt.
• E)It improves the taste.

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Definitions:

System of 1896

Refers to the political realignment that occurred after the 1896 U.S. presidential election, leading to a period of Republican dominance in national politics.

Working Class Voters

Individuals who are typically part of the socioeconomic group that performs manual labor or industrial work and who may vote in ways that reflect their economic interests and concerns.

Ideological Differences

Variations in beliefs, values, and principles that exist among individuals or groups, often leading to differing political or social views.

Strong National Identities

The sense of a solid, unified identity among a country's citizens, often based on shared culture, language, and history, leading to a strong sense of patriotism and national coherence.