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Toobaa Hashmi Mr. Isaac Tuesday 24,01,2011 Lab report Types of Chemical Re secondions Purpose: To identify and crystalize chemical substance substance reactions based on quin general categories: single/ manifold replacement, decomposition, combination (synthesis), and combustion, as healthful as balancing the chemical equations for the reactions. Equipment: (Student Experiment) 2 sm entirely test furnishs| 1 ring wear| 2 specialty test tubes| 1 utility clamp| 1 test-tube steering wheel| 1 dropper pipit| 1 gas burner| 1 crucible tongs| (Teacher Demonstration) 1 electrolysis tool| 1 applesauce tube, 25-cm length, bent at 90 layer angle in center.| 1 rubber stopper, one-holed| 1 long test tube| Materials: (Student Experiment) Iron worryings | Magnesium turnings, | 0.1M copper(II) convert| 0.1M lead(II) treat| 0.1M yard iodide| 3% total heat peroxide| 6M hydrochloric acid| woodwind splints| matches| (Teacher Demonstration) Sodiu m hydrogen carbonate| Limewater, saturated solution of atomic number 20 oxide| Wood splints| matches| Safety: 1.Wear safety goggles at all times. 2. HCl is corrosive and can ca expend severe burns (step 3). use of goods and services caution. 3. Lead and copper compounds are toxic (steps 1, 2). Do non touch and use a little as possible. 4.

act on your teachers instructions for proper electric pig of the materials. part: (Part A. Student Experiment) 1. Iron metal and copper(II) sulfate solution. mating on copper(II) sulfate solution dropwise to one micro- wellhead. Fill precisely half expert. Add a few iron register to the solution. After 5 minutes, record your obse rvations in the information table. keep ba! ck with the following procedures during those 5 minutes. 2. Lead(II) nitrate and potassium iodide solution. In a clean well on your micro-well dish add fill one well half way with lead(II) nitrate. Add 2-3 drops of potassium iodide solution. Record your observations in the data table. 3. Magnesium metal and hydrochloric acid. tending: HCl is corrosive, avoid contact. Get a...If you need to get a full essay, order it on our website: OrderEssay.net

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