#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 substance changes of just about of the most primary chemicals. We are evaluate to fetch the different chemicals and match them unitedly against two paper backgrounds (white, black) to come across the chemical changes. We give also test starch amounts with kinsperson foods and observe the chemical changes. In addition to the foods, we are to handle some kinsperson 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: robust B: Dark Blue or Purple.
I expected the color to be a | | | |little luminance | |D ! |HCl and blue dye |D1: W: commons B: super acid | |E |Blue dye and NaOCl |E1: W: unmortgaged Blue, With HCl go down yellow almost give. B: Slightly | | | |lighter blue, With HCl clear | |F |NaOCI and KI |F1: W: Light Green with amylum black, B: Semi Light or overwhelm fountain | | |...If you want to get a full essay, browse it on our website:
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