Separation_of_an_Unknown_Mixture_VerB - 2-1 Experiment 2 -...

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2-1 Cañada College CHEM 210, Fall 2010 Experiment 2 - Separation of the Components of an Unknown Mixture Skills To become familiar with the methods of separating substances from one another using decantation, extraction, and sublimation techniques Calculating percentages of substances in mixtures Completing calculations with significant figures Develop a flow chart for separation of a mixture Relevant Reading Brown & LeMay: 1.2 & 1.3 Introduction Mixtures consist of different substances each with their own chemical and physical properties. 1 We may take advantage of these different properties to separate the components of a mixture. Depending on differences in physical properties, a number of physical methods exist that may be used to separate mixtures and they include the following: 1. Decantation. Decantation is the process by which, a clear liquid obtained after sedimentation, is transferred into another container, without disturbing the settled particles. As an example, suppose you are making some tea. You have boiled the water, and added the tea leaves into the water. Suppose you do
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This note was uploaded on 02/06/2012 for the course BIO 210 taught by Professor Tricca during the Fall '11 term at Canada College.

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Separation_of_an_Unknown_Mixture_VerB - 2-1 Experiment 2 -...

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