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Physical Chemistry
A sample of an ideal gas is expanded 1m^3 to 3m^3 in a reversible process for which P=KV^2 with K= 6 bar/m^6.Work done by the gas is
Physical Chemistry
Derive van de Waals equation
Physical Chemistry
For a certain first order reaction the half life is 100 seconds. How long will the action take for the reaction to be 75% complete?
Physical Chemistry
At 298K, HBrO dissociates in water with ka= 2.3 x10^-9. What is the standard state free energy (delta G) for the dissociation of HBrO?
Physical Chemistry
a reaction whose activation energy 280 and temperature 500 K , reaction rate X , Another reaction whose activation energy 560 at temperature 1000 K , reaction rate Y , what is the value of X:Y ?
Physical Chemistry
electrical resistance is measured in
Physical Chemistry
a solutionof NAOH(mw=40) is prepared by dissoloving 20 grams of the base in enough water to make one liter of solution.calculate the molarity of this solution.
Physical Chemistry
How many translational,rotational,and vibrational degrees of freedom are there in the molecules ,HCl,CO2(linear),H2S(non-linear).
Physical Chemistry
Derive mathematical form of beer lamberrt's law .at definite wave length,an absorber when placed in a cell of 1 cm path length absorbs 20% of the incident light.if the absorptivity of the absorber at this wavelength is 2.0, find out its concentration.
Physical Chemistry
Mass of CN ION in 1.5 l of 1 M HCN so.l K of hcn =4.9×10^-10
