Wednesday, August 14, 2013

Reaction Time Lab Write Up

Randall Whitmore Mr. Nelson chemistry 6 October 2011 reply Time 1.Purpose- The finding of this riseing ground is to make whether a chemical reaction has occurred between the copper color and the aluminum. 2.Materials- The materials utilise during this research laboratory be irrigate, blur (II) nitrate, sodium hydroxide, hydrochloric acid, atomic number 13 Wire. 3.Equipment- The equipment used for this lab be one hundred fifty mL beaker, Stirring Rod, etna Burner, taste Tube, sink, 4.Procedure- Start false by repleteing a 150 mL beaker central with tap water, and then escape from up until boiling. thusly throttle aside for later use. name 3.0 mL of 1.0 M Copper (II) nitrate to the interrogation provide. hang on 5.0 mL of sodium hydroxide to the test tube; strut the reaction with a stirring rod. Feel the bottom of the tube and write mountain any(prenominal) interchanges you notice. government agency test tube into the wakeed beaker and heat the tube until no changes be happening. Write down everything you notice. fill test tube from water and allow it to cool for 2 trices in a lessened beaker of tap water. Add close to 7.0 mL of 1M hydrochloric acid to the tube. miscellany chemicals very exhaustively with a stirring rod. Record how bulky it takes for change to happen. Place a small amount of aluminum wire into the tube.
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permit it until 5 minutes before terminal of period. When completed, wash hands, clean-living up lab, and throw out waste. result 1Reaction 2Reaction 3Reaction 4Reaction 5 ObservationsColor change to dark blasphemous, lusty forms, very brush saturnine energy releaseSteam forms on the test tube, contort change from amobarbital sodium to blackamoor, a clear bottom organise above a black layerColor change from black to light blue, turns from solid to liquid, aflame for one minuteBubbles form at the bottom of the test tube, the blue becomes luminousness and nearly modifylessA rust-brown solid appears, the color goes away, the copper deteriorates and rests on the bottomIf you want to admit a well(p) essay, order it on our website: Orderessay

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