Thursday, November 21, 2013

Lab Report

Question: How can you determine that type of displacement resolution that is occurring? Materials: 3 attempt subway systems 3 rubber stoppers 15 cm of atomic number 12 ribbon cop(II) sulphate vitreous silicas, fine atomic number 20 chloride atomic number 11 carbonate 30 mL of warm piss Safety Precautions: Wear safety goggle , gloves, and a science laboratory apron Avoid skin contact with hog (II) sulfate dust and solution Keep work area passably wipe up any spills and inform your teacher nowadays Procedure: Refer to page 210 and 211 in On experience 10 Observations: Before:Solid Blue crystals Small calenderedsolid White A bit shiny undischarged crystals White Powdery Soft Afterliquid The centerfield organise a bluish-green color. the stopper popped twice Bits of the larger crystal were sill floating in the substance. formerly the liquid from beaker A was composite into beaker B, the substances in beaker B remained a t the bottom when liquid from beaker A was poured into beaker C, both of the two mixed and had formed a effervescing substance that over flowed was teal The substance in the beaker looked equal wet sand Analyze & Interpret: 2, 3, 4.
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assay pipeworkReactantsProductsReaction grammatical case ACopper (II) Sulfate + milligramCopper + atomic number 12 SulfateSingle Displacement BCalcium Chloride + Magnesium Sulfate Magnesium Chloride + Calcium SulfateDouble Displacement CSodium carbonate + Magnesium SulfateMagnesium Carbonate + Sodium SulfateDouble Displacement 3. For Test tube-shaped structure a I had to deputize copper with magnesium beca! use on the reactivity chart magnesium is more reactive than copper. For test tube b I had to interchange the places of the elements calcium and magnesium since it was a image replacement. For test tube c I had to switch the element sodium and magnesium to form a newly compound. 4. Test tube a : Single displacement Test tube b: double displacement Test tube c: double displacement Conclude & Communicate 5....If you demand to get a full essay, order it on our website: BestEssayCheap.com

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