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Name ___________________________ Class Day _________ Date __________ CHM 130 LL rise #1 Pre-Lab Assignment As part of the pre-lab assignment you atomic number 18 needed to print out a copy of the look into and take away it to class the day the taste is to be done. The pre-lab assignment is knowing to help you gain a make better understanding of what entrust be done during the laboratory so you can tar rise the most out of the while in lab and be adapted to complete the sample in the required tot of time. You argon required to subscribe the MSDS sheet at the Flinn scientific MSDS web page (http://www.flinnsci.com/search_MSDS.asp) for for each one chemical you will be using in the experiment. This insures you are aware of the potential wellness hazards of works with these chemicals and understand the natural rubber requirements necessary while working in the chemistry laboratory. (1) What is the aspiration of essay #1? + Experiment with physical pr ocesses used to dispel the component of mixtures. Be able to identify characteristics of physical processes as compared to chemical processes. + Use bunsen burner properly and safely + kick in techniques of filtration, extraction, and sublimation for separating the components of mixtures. + Correctly measure and memorialise the majority and volume in this experiment.

Be sure to record mensurations with the advance sum of authoritative figures and the suspicion of each step. (2) What determines the number of digits you record when taking a measurement? Precision of the measurement determines t he number of digits you record (3) What i! s the uncertainty of an analytical balance? The uncertainty of an analytical balance (4) What do significant figures tell us about a measurement? The significant figures tell us about how precise the experiment is (5) How many 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 know a full essay, order it on our website: OrderCustomPaper.com

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