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Fumaric acid,C4H4O4,can be extracted from plants and can be used as a substitute for citrus acid in fruit drinks.The percent composition by mass of fumaric acid is ________.
Slave Systems
The organized and institutionalized practice of owning humans as property for the purpose of forced labor, prevalent in many societies historically, notably in the Americas.
European Colonies
Territories acquired and governed by European powers, often overseas, where they exploited resources and imposed their control over indigenous populations.
Native American Societies
The diverse cultures, languages, and communities of the indigenous peoples of North and South America.
Social Institution
denotes the organized patterns of belief and behavior centered around fundamental social needs, such as families, education, religion, and economic systems.
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