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Q. What is Calcinations process?
This is fie method of heating the concentrated ore in a limited supply of air to a high temperature but under the fusion temperature. In calcinations, volatile constituents of an ore are expelled. Hydrated and Hydroxide ores lose their water forming metal oxides. In case of carbonate ores, carbon dioxide is lost and metal oxides are made.
what is free radical mechanisms
what are the swelling properties of sephadex (all of them, ie. G-10,G-15,G-25,G-75,G-100,G-150,G-200)? How much do they each swell and in which conditions? Thank you
Energy of orbit: (1) Increases as we move away from nucleus (2) Decreases as we move away from nucleus (3) Remains same as we move away from nucleus (4)None of the
20ml of water sample requires 15ml of 0.1mg/l sodium carbonate using phenolphthalein indicator. state the type of acidity and calculate the acidity
Q. Chemical Properties of f-block element? The lanthanides are silvery-white, highly electropositive and reactive metals. They all react slowly with cold water and quickly on h
what are medicinal applications of coordination complexes
EXPLAIN THE DIFFERENTIATION OF AROMATIC HYDROCARBONS CYCLOHEXANE AND CYCLOHEXENE
why is ethanol used as an solvent in substitution reactions? ethanol is used as an solvent because it is soluble in water and also it is more reacive.... Ethanol is used u
the reaction equations for the dissociation of dithzone into chelate anions and the formation of metal-dithizone chelates
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