The following reaction would be best accomplished by the addition of _______________. (Assume that CH3CO2H is also produced.) 
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Life Expectancy
The average number of years a person is expected to live based on demographic factors such as current age, gender, and geographic location, calculated from statistical data.
U.S. Business
Business enterprises operating within the United States, covering a wide range of industries and contributing to the economic activity of the country.
Patent Trolls
Entities that acquire patents not to produce goods or services but to profit from suing or threatening to sue for patent infringement.
Intellectual Property
Legal rights that result from intellectual activity in the industrial, scientific, literary, and artistic fields.
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