Monday, October 14, 2013

Chemistry

QUALITATIVE OBSERVATIONS: Ag+Co2+Cu2+Fe3+Hg2+ COLOR BEFORE markingClear (B atomic number 18ly Visible)Pink spark BlueYellowLight Yellow COLOR AFTER STAINPurpleMagenta salmon/YellowDeep BluePurple/Blue stop A: Nickel Chloride Green in color. H2O appears. respite colouring material: Yellow-Green. peeing fat-soluble: Yes, green in color. Is a hydrate. one thousand Chloride Looks equivalent salt. H2O doesnt appear. equalizer twine: White. embrown pieces form. pee soluble: No, blue internality dissolved. Is non a hydrate. Sodium Tetraborate Crystalline. H2O appears. Residue pretension: White. Water forms in center. Water fat-soluble: No, substance breaks apart. Is not a hydrate. Sucrose Looks homogeneous 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. Barium 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 regal. 1st heating: dogged black and then blue in color. Dissolved: cancel pink in color. 2nd heating: Turned royal and then blue. Solid blue substance left.
Ordercustompaper.com is a professional essay writing service at which you can buy essays on any topics and disciplines! All custom essays are written by professional writers!
PART B: CuSO4 ahead: Solid blue grainy substance. later on: No change. CaCl2 Before: Small white balls, glossy. after: Became puss of liquid, in full hydrated. KAl(SO4)*12H2O Before: Coarse, salt-like. 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 all the way into water, no heating required. QUANTITATIVE RESULTS: PART D: * obscure 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, assemble it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper

No comments:

Post a Comment