Lab 1

#1 Observation of Chemical Changes Maurice Smith September 5, 2012 2:33pm Location CHEM 1211-06 In this lab project we are judge to examine the chemic changes of just about of the most introductory chemicals. We are evaluate to fetch the different chemicals and match them in concert against two paper backgrounds (white, black) to come across the chemical changes. We allow also test starch amounts with kinsperson foods and observe the chemical changes. In addition to the foods, we are to handle some dwelling house chemicals (which will be listed) and test them with some of the samples that we have in the Observation of Chemical Changes lab kit. info Table 1: Reactions Expected |Well #/Question |Chemicals |Reaction | |A |NaHCO3 and HCI - C02 |A1: W: No color change. B: No Change. (Bubbles) | |B |HCl and BTB |B1: W: Gold B: Gold | |C |NH3 and BTB |C1: W: voluptuous B: Dark Blue or Purple.

I expected the color to be a | | | |little luminance | |D ! |HCl and blue dye |D1: W: commons B: special K | |E |Blue dye and NaOCl |E1: W: unmortgaged Blue, With HCl brighten yellow almost illume. B: Slightly | | | |lighter blue, With HCl clear | |F |NaOCI and KI |F1: W: Light Green with starch black, B: Semi Light or overwhelm verdancy | | |...If you want to get a full essay, browse it on our website: OrderCustomPaper.com

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