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Calculate the formula mass of rubidium carbonate, Rb2CO3.
Demographic Characteristic
Specific attributes used to categorize populations, including age, gender, ethnicity, education, occupation, and income levels.
Urban
Pertaining to cities and the characteristic features of city life, including higher population density and infrastructure development.
Population Density
A measurement of population per unit area or unit volume; often used in planning and understanding the spatial distribution of people.
Owning Slaves
The historical practice of individuals legally possessing other individuals as property and forcing them into labor without any personal freedoms.
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