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1. Explain the basic nature of hydrides in VA group elements ?
2. Explain how basic nature of hydrides of VA group can be increased?
3. Describe the structures of oxides of Phosphorus. Phosphorus trioxide (P2O3 or P4O6)
4. Explain the structure and Preparation methods of Nitric acid ?
5. Explain different types of conductors with suitable examples?
6. Define Equivalent conductivity and Molar conductivity
7. State and explain applications of Kohlrausch's law
8. Write Nernst equation for a given cell reaction ?
9. Explain working and principle of Hydrogen -oxygen fuel cell ?
10. Calculate the electrode potential of single electrode Zn+2/Zn(0.1M) ? (E0=-0.762V)
E0 (V) = 0.07131- 4.99x10-4 (T(K)- 298K)-3.45x10-6 (T(K)- 298K) 2 1. Evaluate the standard reaction Gibbs energy (?rG°) at 298 K.
calcium carbonate fw 100.09 reacts with hydrofluoric acid hf to form caf2caco3s 2 hf ------gt caf2s h2ol
Calculate the wavelength of light (nm) emitted in the n= 3 --> 2 spectral transition in the hydrogen atom
Copper metal is dipped into a 0.01M silver nitrate solution. Calculate the concentration of silver ions in the final equilibrium solution.
the space shuttle orbiter utilizes the oxidation of methyl hydrazine by dinitrogen tetroxide for propulsion.4 n2h3ch3l
Problem- How do I calculate concentration of KMnO4 when all I have is the volume of KMnO4 added (0.8mL) and the total volume of the solution (10.8mL)
which molecule will undergo only london dispersion forces when interacting with other molecules of the same kind?
Problem- Calculate the mass of propylene glycol (C3H8O2) that must be added to 0.340 kg of water to reduce the vapor pressure by 2.88 torr at 40 °C.
A confiscated white substance suspected of being cocaine was purified by a forensic chemist and subjected to elemental analysis. Combustion of a 50.68 mg sample yielded 150.0 mg of CO2 and 46.05 mg of H2O. Analysis for nitrogen showed that the..
Two gases, oxygen (28.8 grams) and carbon monoxide (19.0 grams), are confined in a container at a pressure of 640.0 torr. Calculate the partial pressure of carbon monoxide in torr.
in an insulated vessel 250 g of ice at 0c is added to 600 g of water at 18.0c. a what is the final temperature of the
What was his wavelength at his average speed, if he weighed 207 lbs at the time of the race?
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