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Tuesday, January 7, 2014

Chemistry

QUALITATIVE OBSERVATIONS: Ag+Co2+Cu2+Fe3+Hg2+ COLOR BEFORE markingClear (B arely Visible)Pink luminousness BlueYellowLight Yellow COLOR AFTER STAINPurpleMagenta salmon/YellowDeep BluePurple/Blue wear A: Nickel Chloride Green in color. H2O appears. oddment colouring material: Yellow-Green. peeing fat-soluble: Yes, green in color. Is a hydrate. one thousand Chloride Looks equivalent salt. H2O doesnt appear. counterweight seeming: White. embrown pieces form. piddle soluble: No, blue nucleus dissolved. Is non a hydrate. Sodium Tetraborate Crystalline. H2O appears. Residue show: White. Water forms in center. Water alcohol-soluble: No, substance breaks apart. Is not a hydrate. Sucrose Looks bid salt. H2O appears. Residue Color: Deep red. Water Soluble: No, turned into thick brown fluid. Is not a hydrate. atomic number 20 change H2O doesnt appear. Residue Color: Yellow-Green. Water Soluble: Yes, turns milky white. Is not a hydrate. B arium Chloride Coarse and looks like salt. H2O appears. Residue Color: White/Brown combination. Water Soluble: Yes, dissolved with alter. Suspension left. Is a hydrate. PART A: Initial color: Dark em purplish. 1st heating: ill-natured black and then blue in color. Dissolved: cancelled pink in color. 2nd heating: Turned lofty and then blue. Solid blue substance left.
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PART B: CuSO4 to begin with: Solid blue grainy substance. later on: No change. CaCl2 Before: Small white balls, glossy. after(prenominal): Became puddle of liquid, in full hydrated. KAl(SO4)*12H2O Before: Coarse, salt-li ke. After: No change. Na2CO3*10H2O Before! : Fine powder. After: No change. CoCl2 Before: Salt-like. After: Turns purple in color. PART C: Initial color: Snow-like powder. After heating: No significant change. Dissolved: Dissolved clearly into water, no heating required. QUANTITATIVE RESULTS: PART D: * uncharted sample #3 was used, if any references are made to #3, they are referring to the substance. ITEMSMASS...If you want to pull back a full essay, revisal it on our website: OrderCustomPaper.com

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