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Q. Use values of ΔfH and ΔfG to evaluate the standard molar reaction enthalpy and the thermodynamic equilibrium constant at 298.15 K for the oxidation of nitrogen to form aqueous nitric acid:
discuss the concentration of cations in the solution copper sulphate and zinc sulphate
Q. What do you mean by Isomers? Ans. Compounds like butane and 2-methylpropane which have the same molecular formula but different molecular structures are called isomers
When 100ml of M/10 h2so4 is mixed with 500 ml of M/10 naoh then nature of resulting solution and normality of excess of reatant left is 1)Acidic,N/5 2)basic ,N/5 3)Acidic,N/20 3)ac
what risks are involved with the instrument
Dual nature of particles was proposed by: (1) Heisenberg (2) Lowry (3) de-Broglie (4) Schrodinger Ans:de-Broglie
For a given value of quantum number l , the number of allowed values of is given by: (1) l+2 (2) 2l+2 (3) 2l+ 1 (4)
Q. Explain about Optical Isomerism? Optical Isomerism: -Two isomers which have almost identical physical and chemical properties like mp. B p. density. Colour etc.. But diffe
The only nonradioactive isotope of fluorine has 9 protons and 10 neutrons. a. What is its mass number. b. Write the full symbol of this atom.
Uses of Starch - Biomolecules (a) Starch are used as the most useful constituent of food as rice, bread, potato and corn-flour, etc. (b) Starch are used in the creation of d
what were the drawbacks of bohr''s atomic theory
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