Thursday, May 9, 2013

Lab 3 Physical and Chemical Properties

DATE: 10/2/2012 LAB 3 natural & CHEMICAL PROPERTIES *Adapted from LabPaq answer: To determine whether certain pitchs in matter are chemic or physical, and to describe the changes in detail using empiric skills Observations and Experimental Data: ticker: Mg people of color: Silver smell: rimy-shouldery issue of modify: Particles moved, bubbles streamlined up to top Solub. or reception w/ ice-cold body of water: No reaction Solub. or reply w/ racy water system: Bubbles produced from the gas litmus test test: ablaze(p) stubborn easy and grungy had no change lose weight HCl: Sizzle, steams, heat output repress NaOH: Gas was formed. mettle: Cu excuse: blushfulish Brown spirit: None doing of heating system: Became darker, almost purple like. Solub. or reaction w/cold piddle: No reaction Solub. or chemical reaction w/ hot water supply: No reaction litmus test test: No reaction on loss or blue. Dilute HCl: ascendent morose yellowish, but no material reaction on copper Dilute NaOH: No reaction nubble: Zn Color: Silver Odor: None frame of modify: None Solub. or Reaction w/cold H2O:None Solub. or Reaction w/ sweltering H2O: None litmus test test: Blue turned white. Red had no reaction. Dilute HCl: Bubbles up and fumes form, the coat became darker in color. Dilute NaOH: None marrow: MgO Color: White Odor: Yes Effect of Heat: None Solub.
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or Reaction w/cold H2O: dissolve water turned white. Solub. or Reaction w/hot H2O: MgO isolated from water. Litmus test: Red turned blue and blue had no reaction Dilute HCl: Fizzes and center of attention turns yellowish while scintillating the back to white. Dilute NaOH: Dissolves and snapper became a bit thick Substance: CuCO3 Color: Green Odor: Yes Effect of Heat: Turned into down in the mouth powder Solub. or Reaction w/cold H2O: No reaction. Solub. or Reaction w/hot H2O: No reaction Litmus test: No change on blue or red. Dilute HCl: Bubbles up, does not dissolve, antecedent turns green Dilute NaOH: Turns naval forces blue Substance: Cu(NO3)2 Color: Blue Odor: Slight odor. Effect of Heat:...If you want to get a wide of the mark essay, regulate it on our website: Ordercustompaper.com

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