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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.
Define Composition of individual phase in phase diagram–three phase? A binary system with three phases has only one degree of freedom and cannot be represented by an area on a
Ask questionfreezing point as exemple of colligative propertiy. #Minimum 100 words accepted#
An unknown amount of copper, at 95 degrees C,, is placed in 100 g of water at 20 degrees C. It reaches temperature equilibrium at 60 degrees C. What is the mass of the copper?
a. 'Hormones are chemical messengers.' Explain? b. Name the main disease caused due to lack of the vitamin and its source in each of the following: A, B 6 and E.
1.using diagram,explain how fluorescence optical bench works 2.Explain the applications of mass spectrometric detector (LC/MS)in HPLC 3.Discuss the current development in the field
what is the class of HS
Typical conductometric titration curve for a weak aci and a strong base
what would be the structure of SiS2 edge sharing linking polyhedra?
Q. Describe Lime-soda method for softening of hard water. Discuss the advantages of the process and the chemistry involved in it.
discuss importance of distribution ratio
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