Lab 1

#1 Observation of Chemical Changes Maurice Smith September 5, 2012 2:33pm Location CHEM 1211-06 In this lab project we are evaluate to examine the chemical changes of just about of the most staple chemicals. We are anticipate to fetch the different chemicals and match them unneurotic against two paper backgrounds (white, black) to come across the chemical changes. We pull up stakes also test starch amounts with kinsperson foods and observe the chemical changes. In addition to the foods, we are to handle some kinsfolk 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: mettlesome B: Dark Blue or Purple.

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

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