Sunday, December 8, 2013

Flvs 4.05 Honors Assignment

04.05 Chemical responses: Combustion: Lab Worksheet and Rubric Before You take off: You whitethorn either copy and paste this document into a pronounce processing program of your choice or cross this page. affair: 1. put right (IIII) and copper (II) sulfate termination Fill a lowly shield tube center(a) with copper (II) sulfate stem. supply a 2.0 gram fight rod to the solution and advert the reaction.  2. Lead (II) nitrate and potassium iodide solutions Pour about 2.0 mL of lead (II) nitrate into the raise tube. add 5 to 10 drops of potassium iodide solution to the streamlet tube and record your observations of the reaction. 3. milligram metal and hydrochloric acid solution Place one scoop of milligram turnings into the testify tube. Add hydrochloric acid slowly and observe the reaction. Next, roam a anxious splint near the mouth of the test tube to test for the presence of hydrogen gas. 4. Electrolysis of water Use a U-tube with e lectrodes at separately end, connected to a battery. Fill the U-tube with water. turn on the battery, observe the results at from each one electrode. Next, test for hydrogen and type O gas produced at each end of the tube.  5. ruin magnesium Place magnesium ribbon in a fairly crucible (on a clay triangle above a Bunsen burner). Heat until the magnesium begins to burn.
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Data and Observations: Complete a data table that includes a prediction of reaction image (single replacement, double replacement, synthesis, decomposition, or combustion), observations, and identification of reaction type for each react ion in the lab. (10 points) Reactants| Pre! diction of reply Type| Observations| Reaction Type|   squeeze + Copper|  Single Replacement|  Iron turned color.|  Single Replacement|  Lead Nitrate + particular K|  Synthesis|  Substance turned one color, extras dangle to the rotter|  Double Displacement|  Magnesium Metal and Hydrochloric vitriolic|   depravation|  Metal begins to corrode.|  Single Replacement|  Electrolysis of Water|...If you want to keep up a full essay, order it on our website: BestEssayCheap.com

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