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Q)why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction? Ans) The Standard free energy of formation of Cu2S is greater than
If 4.5 grams of Nitrogen reacted with 2.6 grams of Hydrogen, identify the following: Limiting Reactant- Excess Reactant- and Theoretical Yield:
Q. Show the chemical properties of Aluminium? Aluminium has a very high affinity for oxygen; this is reflected in high exothermic heat of formation of Al 2 0 3 (-1676 kJ mol -
mechanism of make of hexane-1,6-dioic acid by Nitric acid
Molecule in itself is electrically stable so it cant act as ligand So that it can acts as the negative and pasitive ligand.
Q. Define Taste sensitivity? The concentration of a substance (in saliva) required to trigger the sensation of taste is much higher than the concentration of a substance (in ai
what is the relevance of half filled and completely filled orbitals in ionisation enthalphy ditermination
Q. Show the combination of taste and aroma? Flavour is composed of two subcategories, which are taste and odour. Flavour of a food is judged on the basis of the sensory messag
redox reaction of ethanal,caustic soda&copper hydroxide
alkali metals belong to s-block in the periodic table.why?
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