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  2. Fractionation - Wikipedia

    en.wikipedia.org/wiki/Fractionation

    [1] [2] Fractions are collected based on differences in a specific property of the individual components. A common trait in fractionations is the need to find an optimum between the amount of fractions collected and the desired purity in each fraction. Fractionation makes it possible to isolate more than two components in a mixture in a single run.

  3. Fraction (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Fraction_(chemistry)

    A fraction in chemistry is a quantity collected from a batch of a substance in a fractionating separation process. In such a process, a mixture is separated into fractions, which have compositions that vary according to a gradient. A fraction can be defined as a group of chemicals that have similar boiling points.

  4. Lever rule - Wikipedia

    en.wikipedia.org/wiki/Lever_rule

    In chemistry, the lever rule is a formula used to determine the mole fraction (x i) or the mass fraction (w i) of each phase of a binary equilibrium phase diagram. It can be used to determine the fraction of liquid and solid phases for a given binary composition and temperature that is between the liquidus and solidus line. [1]

  5. UN once more calls on US to change course on Cuba - AOL

    www.aol.com/news/un-once-more-calls-us-183129615...

    The U.N. General Assembly on Wednesday overwhelmingly called on the United States to end its decades-long sanctions regime on Cuba, as the communist-run Caribbean island nation suffers its worst ...

  6. Fractional distillation - Wikipedia

    en.wikipedia.org/wiki/Fractional_distillation

    The calculations involved in the design of petroleum fractionation columns require in the usual practice the use of numerable charts, tables, and complex empirical equations. In recent years, however, a considerable amount of work has been done to develop efficient and reliable computer-aided design procedures for fractional distillation.

  7. Subsidy Scorecards: Illinois State University

    projects.huffingtonpost.com/projects/ncaa/...

    SOURCE: Integrated Postsecondary Education Data System, Illinois State University (2014, 2013, 2012, 2011, 2010).Read our methodology here.. HuffPost and The Chronicle examined 201 public D-I schools from 2010-2014.

  8. Head of Ohio's teacher pension fund retires Sunday, saying ...

    www.aol.com/head-ohios-teacher-pension-fund...

    The outgoing head of Ohio's troubled teachers retirement system said that she is leaving the fund in strong fiscal condition, despite the turmoil at the top that her successor will inherit. In a ...

  9. Monica C. Lozano - Pay Pals - The Huffington Post

    data.huffingtonpost.com/paypals/monica-c-lozano

    From January 2008 to December 2012, if you bought shares in companies when Monica C. Lozano joined the board, and sold them when she left, you would have a -17.7 percent return on your investment, compared to a -2.8 percent return from the S&P 500.

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