It is very common to express the concentration of solutions in terms of percentages. Percent means per 100 parts, where for solutions, part refers to a measure of mass (Î¼g, mg, g, kg, etc.) or volume (Î¼L, mL, L, etc.).
The founding ceremony of the Federation in 2161. The four founding species of the Federation (clockwise from top left): Humans, Vulcans, Andorians, and Tellarites. The Federation was founded in San Francisco, Earth in 2161.
The American Federation of Labor (AFL) was a national federation of labor unions in the United States.It was founded in Columbus, Ohio, in May 1886 by an alliance of craft unions disaffected from the Knights of Labor, a national labor association.n 1955, the AFL merged with its longtime rival, the Congress of Industrial Organizations, to form the AFL-CIO, a federation which remains in place to this day. Together with the new union, the AFL has comprised the longest lasting and most influential labor federation in the United States.