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Consider the adiabatic expansion of 0.500 mol of an ideal monatomicgas with CV,m = 3/2R. The initial state is described by P = 3.25 bar and T = 300. K.a. Calculate the final temperature if the gas undergoes areversible adiabatic expansion to a final pressure of P = 1.00 bar.
b. Calculate the final temperature if the same gas undergoes an adiabatic expansion against an external pressure of P = 1.00 bar to a final pressure of P =1.00 bar.
c. Explain the difference in your results for parts (a) and(b).
In a 0.400 mol/kg aqueous solution of sucrose, the molarity of sucrose is 0.282 mol/dm3 and the density of water is 0.998 g/cm3 at 20oC and 1 atm. Estimate the osmotic pressure of this solution.
Draw the structure of the product that is formed when but-1-yne is treated with the following reagents:1) disiamylborane; 2) H2O2, KOH; 3) LiAlH4. Disiamylborane = [(i-Pr)(CH3)CH]2BH, a hindered derivative of BH3.
The osmotic pressure of a aqueous solution of a given polymer with mass concentration 0.300 g/mL is 10.0 torr at 298 K. Estimate the molar mass of the polymer.
Dipole moment, Formaldehyde has a very large dipole moment (2.33 Debye) whereas carbon monoxide has a very small dipole moment (0.11 Debye)
This half cell is connected to a SHE half-cell. The measured potential for this cell is 0.476 V at 25 degree C. What is the experimental value of the solubility constant for silver oxalate
The density of an unknown metal is 8.94 g/cm3 and its atomic radius is 0.126 nm. It has a face-centered cubic lattice. Find the atomic weight of this metal
Use Le Chatelier's principle to explain why the buffer prevents large changes from occuring in PH when
Can we say that hemoglobin is a complexing agent. Discuss this issue, giving at least three reasons to substantiate your point of view.
A sample of neon has a volume of 270 mL when it is at a pressure of 831 mmHg. What will be the volume when the pressure is increased to 1238 mmHg?
Arrange the following substances in order of increasing strength of intermolecular forces: H2O, He, I2, and N2.
In a titration of 25.80 mLs of 0.256 M HCOOH (formic acid, Ka = 1.8x10-4) with 0.286 M KOH, how many mLs of titrant will be required to reach the equivalence point?
calculate the molar mass of a vapor that has a density of 1.88 gl at 25.2 oc and 710.
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