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Simple and Fractional Distillation
Member rating: No Rating | Words: | Submitted: Mon Nov 01 2004
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Kevin Osemene Date of Experiment: October 20, 2004 Chem 237 PostLAB #2 Simple and Fractional Distillation Theory: Distillation is the conversion of a substance or mixture of substances into vapors, which are afterwards condensed to the liquid form. The goal of distillation is the separation or purification of substances by taking advantage of differences in volatility. The apparatus consists of three parts: the retort or still, in which, the substance is heated; the condenser, in which the vapors are condensed; and the receiver, in which the condensed vapors are collected. Generally the components of a mixture will be vaporized in the order of their boiling points; consequently if the condensates or fractions corresponding to definite ranges of temperature were separately collected, it is obvious that a more or less partial separation of the components will, be affected. If the substance operated upon is practically pure to start with, or the product of distillation is nearly...
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