Tuesday, 6 August 2013

Lab Report

Question: How can you finalise that type of work shift rejoinder that is occurring? Materials: 3 running game subway system systems 3 rubber stoppers 15 cm of atomic number 12 ribbon cop(II) sulphate crystals, fine calcium chloride Sodium carbonate 30 mL of warm piss Safety Precautions: Wear golosh goggle , gloves, and a laboratory apron Avoid skin conform to with hog (II) sulfate form and solution Keep work eye socket pretty wipe up any spills and inform your instructor forthwith Procedure: intimate to page 210 and 211 in On cognition 10 Observations: Before:Solid blue air crystals Small Shinysolid White A splintering shiny salient crystals White Powdery Soft afterwardliquid The total steer a bluish-green color. the stopper popped twice Bits of the large crystal were sill floating in the substance. formerly the liquid from beaker A was assorted into beaker B, the substances in beaker B remained at the bottom when liquid from beaker A was poured into beaker C, both of the two mixed and had formed a foaming substance that over flowed was teal The substance in the beaker looked like unwavering sand Analyze & Interpret: 2, 3, 4.
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bridle pipeworkReactantsProductsReaction Type 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 visitation electron thermionic vacuum tube a I had to change copper with magnesium because on the reactivity chart magnesium is more reactive than copper. For canvas tube b I had to interchange the places of the elements calcium and magnesium since it was a treble 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 & notify 5....If you demand to get a full essay, order it on our website: Ordercustompaper.com

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