TERM PAPER CHE101 Topic- “Antacids” DOA-02/09/2010 DOR-28/09/2010 DOS-10/11/2010 Submitted to- Ms. Vibhuti Walia Submitted by- Vipin Raghuwanshi Reg id- 11003351
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enthalpy profile for this reaction But some reactions that happen spontaneously are endothermic Demonstration see powerpoint slides 1. ammonium chloride and barium hydroxide 2. citric acid and sodium hydrogencarbonate (Alka-Seltzer). So there must be something more going on to explain why endothermic reactions occur. Entropy Entropy (S) is a measure of the disorder (or chaos or randomness) of a system. The entropy of the universe is increasing. Things become
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LAPAROSOPIC SURGERY FOR GASTROESOPHAGEAL REFLUX DISEASE Gastroesophageal reflux is the most common gastrointestinal disorder of the western world. Gallup poles have elucidated that approximately 44 % of the adult population in the U.S. has some abnormal reflux of acidic gastric juices into the esophagus on a monthly basis. Roughly 10% of patients require daily acid suppression medication for relief of symptoms. GERD accounts for over 1.0 million out patient visits to physicians every year! Gastroesophageal
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The success of our schools performing its primary functions of teaching‚ educating‚ and socializing the young is predicted on regular school attendance. Truancy is rated among the major problems facing schools today (Garry‚ 1996). Schools in some larger cities have reported absenteeism rates as high as 50 percent per day (Allen-Meares‚ 2004). The issue of truancy compromises schools ’ primary function and places our young people at risk. According to the Bilchik‚ truant students have the potential
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Adrenergic Neuron blockers 1. Reserpine (Serpasil) 2. Methyldopa (Aldomet) 3. Guanethodine (Ismelino) Non-narcotic (Non-opioid) Analgesics and Antipyretics I. Salicylates 1. Aspirin/ASA/Acetylsalicylic acid (Bayer’s Aspirin; Aspilets; Alka-Seltzer; Cortal; Aggrenox; COR 30/80; Aspec-EC) 2. Salicylic Acid Keratolytic (Collemack; Sastid; Duofilm;Wart-Off) 3. Methyl Salicylate (Oil of winter; Bengay; Courterpain) 4. Diflunisal (Dolobid) II. Para-aminophenols 1. Acetanilid – parent drug
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the rate of solution. Materials Needed: The materials are for each group of four. 1. Test tube with cork 9. Sugar cubes 2. Two clear plastic cups 10. Aspirin 3. Pestle 11. Salt tablets 4. Mortar 12. Mint candy 5. Clock with second hand or stopwatches 13. Water 6. Alcohol burner 14. Alka Seltzer 7. Goggles 15. Junior Mints 8. Mints 16. Tongs Strategy: 1. Introduce and discuss solvent‚ soluble‚ solute‚ insoluble‚ and rate.
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SOAP & DETERGENT I) Definition of Soap o Soap are sodium or potassium salts of long-chain carboxylic acids o The general formula of a soap : RCOO Na / RCOO K • R is an alkyl group which contain 12 to 18 carbon atoms. II) The history of soap manufacturing. ▪ Solvay Process - Carbon dioxide ( obtained from heating CaCo ) is passed into concentrated NaCl solution which is saturated with ammonia . NaCl +NH +H
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Green Chris Christopher is in his last year of his degree in Agrobiology. He needs to complete a 6 months internship with the Agri-food and Veterinary Authority AVA of Singapore. He has prior experience in growing crops of tomato and achieving at least a 95% yield. In the lab‚ his supervisor Dr Ong decided to challenge him. Dr Ong said: “Hi Christopher‚ welcome to our AVA laboratory. We are pleased to have you here. We have some problems growing Rhododendron.” Christopher replied: “Thank you
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The relatively close pH levels of Tap Water‚ Spring Water‚ Flavored Water‚ and Seltzer Water. Introduction This experiment was performed to investigate the following hypothesis: The following four different types of drinking water (spring water‚ seltzer water‚ tap water‚ and flavored water) we test will relatively have the same pH level. Our group decided to test different types of drinking water to see if a pH level of tap water is comparable to other types of water. Many people believe
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the world today‚ many people mix up the terms Revenge and Justice. Many believe that with revenge comes justice and justice always starts with revenge. “Yet certain overlaps between--and ambiguities within--the two terms do exist.” claims Leon F. Seltzer in Don’t Confuse Revenge With Justice: Five Key Differences article. This description conveys that although there are similarities‚ there are major differences that override them. For example‚ “it would be convenient to advance the claim that justice
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