Indian Institute of Technology Kharagpur (IIT-K) 2008 M.Sc Chemistry Physical -1 - Question Paper
INDIAN INSTITUTE OF TECHNOLOGY, KHARAGPUR CHEMISTRY DEPARTMENT
Date of Examination:..... Time: 3 Hrs. Full Marks: 75..........No. of Students: 05
Semester: Autumn 2008-0? Department: Chemistry Subject No. CY20101
2nd Year Int. MSc. Subject Name: Physical Chemistry, I
_Answer all questions. All questions carry equal marks._
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13. Find the number of independent components (cin{i) and variance if) for the following systems and predict the reasonable choice of the independent variables: (a) Aqueous solution of aluminum chloride, which is likely to undergo hydrolysis and precipitation, (b) Aqueous solution of a weak diprotic acid, H2SO3. A A 0 '1~ ir\f\ j Av . rw!X,v VW) aax /w>V) '
14/Combine the Barometric formula for the dependence of pressure on altitude with the Clausius-Clapeyron equation, and predict how the boiling temperatures of a liquid depend on the altitude and the ambient temperature. Take the mean ambient temperature as 20 C and predict the boiling temperature of water at 3000 m.
ICalculate the freezing point (in C) of a glass of water of volume 200 cm\ which is sweetened with
4.1
10.0 gm of glucose. Given: Molar mass of Glucose = 180.16 g.mol and kf = 1.86 K kg mol"1
......................AMITA.(PATHAKJ.MAHANTY
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