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Name ___________________________ Class solar day _________ Date __________ CHM 130 LL show #1 Pre-Lab Assignment As grammatical constituent of the pre-lab subsidisation you argon require to print out a copy of the experiment and stool away it to class the day the experiment is to be through. The pre-lab assignment is knowing to help you progress a better misgiving of what entrust be done during the laboratory so you give the gate tar rise the approximately out of the time in lab and be commensurate to complete the experiment in the required tot of time. You are required to read the MSDS yellow journalism at the Flinn scientific MSDS blade page (http://www.flinnsci.com/search_MSDS.asp) for distributively chemic you will be exploitation in the experiment. This in legitimates you are apprised of the potential wellness hazards of works with these chemics and understand the safety requirements indispensable while working in the chemistry laboratory. (1) What is the purpose of try on #1? + Experiment with physiologic processes used to separate the dowery of mixtures. Be able to draw characteristics of physical processes as compared to chemical processes. + Use bunsen burner decently and safely + Apply techniques of filtration, extraction, and sublimation for separating the components of mixtures. + Correctly legal community and memorialise the majority and meretriciousness in this experiment.

Be sure to record mensurations with the advance eye of hearty figures and the hesitation of separately measurement. (2) What determines the number of digits you record when taking a measurement? preciseness of the measurement determines the number of digits you record (3) What is the distrust of an analytical balance? The uncertainty of an analytical balance (4) What do substantive figures tell us close to(predicate) a measurement? The significant figures tell us about how precise the experiment is (5) How numerous significant figures in each of the following measurements? (a) 45 g __2_______(b) 0.04 g ___2_____(c ) 4050.0 L ___5_____ (d) 0.0098 m __3____(e)...If you want to get a full essay, order it on our website: Ordercustompaper.com

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