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Chemical in cosmetics
The phrase cosmetics are taken from the Greek word Kosmetikos. The meaning of this is decorating. Beautifying or enhancing complexion of skin. In middle asia from the ancient times Henna has been employed to decorate hands and few other parts of the body. Some of the cosmetics that find make use in daily life are illustrated below,
(1) Creams
(a) Cleansing creams
(b) Cold creams
(c) Vanishing creams
(d) Sunburn creams
(e) Bleach cream
Use the given data to construct a thermodynamical Born-Haber-cycle of the formation of potassium chloride from its elements and calculate the lattice energy of potassium chloride.
A compound is prepared by two elements N and M. The element N forms ccp structure and atoms of M occupy 1/3rd of tetrahedral voids. Determine the formula of the compound ?
General Tests of Esters (a) Esters has sweet smell (b) Esters is neutral towards litmus (c) A pink colour is developed while one or two drops of phenolphthalein are adde
Explain Cellobiose Cellobiose is a dimer of D-glucose, it is hydrolyzed by aqueous acid into two molar equivalents of D- glucose.
reaction of ammonium molybdate with phosphate power point
Q. Show the Nomenclature compounds? In the earlier days naming of complexes was based on the colour of the complex. For example: Compound Colou
Q. Explain the Purity Tests of sesame oil? Purity tests for oils/fats would include analyzing the samples for the presence of sesame oil, cottonseed oil, linseed oil, argemone
Uses of Dihydric alcohols (a) Dihydric alcohols are used as antifreeze in car radiators. (b) Dihydric alcohols is used in the manufacture of dacron, dioxane etc. (c) Dihy
define pi acid ligand
Typical conductometric titration curve for a weak aci and a strong base
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