PPT-SULPHURIC ACID

Sulphuric acid is manufactured commercially by the contact process The raw materials used in this process are a source of sulphur dioxide air water and a catalyst The Contact Process. He a lt h Fire Re a c t iv it y Pe rs o n a l Pro t e c t io n Material Safety Data Sheet Hydrochloric acid MSDS Section 1 Chemical Product and Company Identification Product Name Hydrochloric acid Catalog Codes S Electronegativity of the atom attached to H the more EN the attached atom the more acidic the molecule C N O F relative electronegativity CH NH HO F relative stability of conjugate bases CH NH H O HF relative acidity 1 Charged vs noncharged By: Sheila Mulhern. Defining the Acidic Groups. Low-acid Food. Acidified Food. Any food (other than alcoholic beverages) with a finished equilibrium pH greater than 4.6 and a water activity greater than 0.85, excluding tomatoes and tomato products having a finished equilibrium pH less than 4.7. and hazards. www.abpischools.org.uk. Risk . Assessments. Hazard: . something with the potential to cause harm . Risk: . the likelihood and the consequences of that hazard happening . Risk Assessments. Preparation of alkenes. Preparation of alkenes continued. Dehydration of alcohols. The H and OH are removed from adjacent carbons.. E.g. ethanol may be heated with . sulphuric. acid to create . ethene. What role did it play in the Donora disaster?. Zinc . Ore. Main Component. Zinc . sulfate . (. ZnS. ) is . the main component of . zinc ore. The Zinc Smelting Process. Two Smelting . Processes. Hydrometallurgic. PHYSICAL PROPERTIES. Sulphuric. acid is a . dense,oily. and hygroscopic liquid.. Due to its hygroscopic nature it acts as drying agent.. Equal volumes of . sulphuric. acid and water produces a temperature of 120 degree centigrade.. SULPHURIC ACID According to Regulation (EC) No 1907/2006 01 - 04 - 1 - 5 - 5 - 108/02 Sheet: 1 / 14 Date: 10 . 03 .201 6 . Revision No 1 Izradio / Prepared by D. Budić Pregleda Acid Safety. Rami E. . Kremesti. M.Sc.. Properties of Concentrated H. 2. SO. 4. Colorless . to slightly yellow viscous liquid. Oxidizing (no rubber gloves). Exothermic dissolution in water. Acidic when dissolved in water (pH decreases). Ans. :. Relight. a . glowing splint. 2) Describe the tests for Hydrogen (2).. Ans. :. Squeaky pop . with a . lighted splint. 3) Describe the tests for chlorine (2. ).. Ans. :. A . damp blue litmus . 3. understand that alkalis neutralise acids to make salts. 4. recall that soluble hydroxides and carbonates are . alkalis (Higher). 5. predict the products of the reactions of soluble hydroxides and carbonates with . If 98.2g . of hydrochloric acid is needed how much barium chloride should be used?. If 62.5g of barium sulfate is needed, how much . HCl. is acid will also be produced?. Barium chloride reacts with sulfuric acid to produce barium sulfate and hydrochloric acid. . 37 moment we here remark that as almost impossible accurate readings naked eye which can only be such a have had a eudiometer made glass cock 1 as in may be mitting me to make XITI-1 NOTE ON THE PRECI Pharmaceutical Chemistry. /Collage of pharmacy . 3 . rd. . stage. : . 1st. lab. .. Acidimetric Titration . Acidimetric Titration .  . Theory of . acidimetry. :. . Acidimetry. , essentially involves the direct or residual titrimetric analysis of alkaline substances (bases) employing an aliquot of acid and is provided usually in the analytical control of a large number of substances. Examples:.