USING BLEACHING POWDER A CHEMISTRY INVESTIGATORY PROGECT ANSHUL KUMAR PANDEY XII B [THIS PROJECT LOOKS AT THE TECHNIQUE CALLED STERILIZATION OF WATER USING BLEACHING POWDER WHICH IS USED TO PURIFY WATER AND MAKES IT FIT FOR DRINKING.] Downloaded from www.icbse.com INDEX 1. Certificate of Authenticity 2. Acknowledgement 3. Introduction -Need of Water -Purification of Water -Need for a stable purification technique 4. Theory -History of Water purification -Bleaching powder and its preparation
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many chemical qualities of copper ‚ by using many solutions that enable copper to undergo chemical changes that will take copper from a metal back to its original state. This is done using cooper‚ Concentrated HNO3‚ 6 M NaOH ‚ Bunsen burner‚ 6 M H2SO4‚ Mg ribbon‚ and two test tubes. The techniques used in this lab which is cleaning glassware‚ disposing of chemicals ‚ measuring mass ‚ centrifugation ‚ venting gases‚ and test tube over a “cool” flame. Introduction: Copper is an amazing metal that exists
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Chemistry 112: Anion Analysis Page 7 ANION ANALYSIS M uch of the work you will be doing in the Chemistry 112 laboratory will be concerned with identifying positive and negative ions‚ that is‚ cations and anions‚ in solutions whose composition is unknown. This procedure is called QUALITATIVE ANALYSIS. The modern chemist frequently wishes to identify the constituents in a very small amount of substance‚ and so he depends heavily on instrumental methods of analysis. While the procedures
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loading techniques that affect the bullet’s point of impact. Here are some ways to expand the consistency and accuracy in ammunition for long range shooting. Powders & Primers Propellants will also require testing to find the best results. Long range shooting demands the variation stay as low as possible‚ so keep in mind that finer-grained powders will typically meter the easiest. Weighing each charge by hand is a great habit to ensure consistency. Consistency requires minimal temperature sensitivity
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Powder Most likely written by some kind of nut‚ the film Powder is indeed strange. Powder is the story of an albilno completely hairless teenager who has the power to use an extraordinary amount of his brain capacity. Powder is the archetypal outsider.Edward Lightning Hands might be a more fitting name for all the overuse of the already worn out "Boo Radley-like misfit who is also a despised prophet" type theme. Aside from its lack of orignality it is also typically "hollywood" in it’s blatant
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Chemical Reactions & Equations CHEMICAL REACTION : In a reaction when the original state of the particle changes and it cannot be reversed by simple physical means‚ this type of reaction is known as chemical reaction. Example :- Fermentation of grapes‚ burning of wood etc. In this reaction we have seen that after burning of wood‚ coal is formed and we cannot make wood from coal. PHYSICAL REACTION : In a reaction when original state of the particle can be recovered by any means then this type of
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sodium bicarbonate or sodium hydrogen carbonate. Sodium bicarbonate (Baking soda) is shown as a white powder which looks like salt. Baking powder contains an amount of raising agents which are E450 Diphosphates‚ E500 Sodium Carbonates‚ and Maize Starch. By heating this up there will be a release of carbon dioxide‚ which will be put into test in my experiment to prove my hypothesis. Baking powder and baking soda both produce carbon dioxide‚ which helps raise baked products. Recipes that use baking
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ASSIGNMENT in DOMESTIC TOURISM and GEOGRAPHY *Rehabilitation of EDSA* *Reclamation of Manila Bay* Submitted by: NAEG‚ Nelian N. III-CTM Submitted to: Prof. Arnold Germina Reaction Paper Rehabilitation of EDSA: The rehabilitation of EDSA is one of the nicest ideas to ease the traffic in Metro Manila especially it is a major highway and almost everybody use it. In contrast to that‚ Pres. Aquino is right to suspend it and make further study about it. Surely‚ it will take time to
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Replacement Reactions (Data and Calculations) Objective: Classify the chemical reaction through observation‚ which each reagent produce when mixed with another reagent. After careful observation‚ be able to prove each observation using the net ionic equation. Background: First‚ a double-replacement reaction is when two cations in different compound switch anions‚ AX + BZ → BY. If either compounds are insoluble a precipitate occurs‚ and if there is no precipitate formed there is no reaction. Also‚
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Chemical Reactions and their Classifications 26 October 2012 Abstract: Ordinary laboratory ware was used to determine how many of what type of chemical reactions occurred. This yielded three decomposition reactions‚ four substitution reactions‚ and three metathesis reactions. Introduction There are many different types of chemical reactions in the study of chemistry; A composition reaction (also known as synthesis) is defined as the reaction that occurs when two single compounds combine in
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