hydrogenation be optimized to achieve high selectivity and conversion
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: How can the process of hydrogenation be optimized to achieve high selectivity and conversion in the industrial production of saturated fats?
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- DISCUSS THE TWO GENERAL METHODS EMPLOYED IN OBTAINING FATS AND OILS FROM SOME OF THE USUAL SOURCES EXPRESSION SOLVENT EXTRACTION COMBINATION OF THE TWO: A ANDExplain how the following factors affect shelf-life of bulk oils or oils containing foods? Degree of polyunsaturation of fatty acids in the oils Storage temperature Presence of trace contaminant of fish oil Presence of contaminant of plant materialsPrepare a complete analysis procedure using KMnO4 as teh oxidant instead of K2CrO7 in the redox analysis of iron. Include sample and solution preparation, approximate weights of samples and reagents, procedure and chemical reactions. In particular, what is the purpose of the Zimmermann-Reinhardt reagent?
- Discuss how adsorption, covalent binding, entrapment and encapsulation are used to immobilize enzymes in the food industry.Discuss how the ratio of unfrozen water at different temperatures affects the food's stability in storage. At -40 ° C, are any degradation processes still active, and if so, which ones?Explain the reactions at the molecular level of denaturation of food to cook like frying egg.And explain the step by step procedure in an informative and objective way.
- Define and differentiate the following terms: a.Halophilic , b.Capnophilic, and c.MicroaerophilicIdentify chemical reactions involved in food preparation and preservation. Explain how these processes impact life and the environment. Discuss how their rates can be controlled to either enhance their beneficial effects or lessen their adverse effects.Provide background information about pigments and cooking time in vegetables, and provide rationale for why pH conditions in cooking vegetables should be investigated.
- Trace the fate of the N atom during dissimilatory nitrate reduction, nitrification, denitrification, and the anammox reaction, and indicate whether each must occur in an oxic or anoxic environmentfill in the volumes required to make the various dilutions of Coomassie Blue and their respective concentrations. show sample calculations.What sequence is followed in biofilters for maximum removal performance for the following products: (a) esters (b) alkanes c) alcohols (d) ketones
