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Sodium tripolyphosphate is used in detergents to make them effective in hard water. Calculate the oxidation number of phosphorus in Na5P3O10.
Progressive Freedom
An ideology promoting the expansion of rights and liberties, alongside societal progress through reforms.
Americanization Programs
Initiatives aimed at assimilating immigrants into American culture through education and social programs, often emphasizing English language learning and American civic values.
Poll Taxes
Taxes levied as a prerequisite for voting, historically used to disenfranchise minority and poor voters, particularly in the United States.
German-Americans
Americans who have full or partial German ancestry, representing the largest ethnic group in the United States.
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