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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.
If uncertainty in the position of an electron is zero, the uncertainty in its momentum would be: (1) Zero (2) (3) > h/ 2γ (4) Infinite
Calculate the combustion energies for the burning of 1 mol of propane and butane. It can be supposed that all reactants and products are obtained under standard conditions.
Explain the Gibbs Phase Rule for Multicomponent Systems? The Gibbs phase rule for a pure substance was written F = 3 - P. We now consider a system of more than one substance an
Determine minimum solvent flow rate: It is necessary to process 100 kg/min of a water stream containing 15 percent acetic acid by weight. Refer to the data in the table below
penetration power of proton is more/less than?
how can the melting point be used to determine the purity of organic compounds
CACO3 CAO+CO2 IF CAO IS ADDED EXTERNALLY WHAT WILL BE THE CHANGE{WILL FWD REACTION INC OR BACKWARD REACTION INC}AND WHY ? Solution) Backward reaction, due to Le Chatelier''s
the periodic table
The covalency of nitrogen in HNO 3 is: (1) 0 (2) 3 (3) 4 (4) 5 Ans: 5
define free radical mechanism of additon reaction
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