Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Yazilim Eğitiml.
General Chemistry II - Ara Sinavi
8 A sample of 2.05 g of polystyrene of uniform polymer chain length was dissolved in enough toluene to form 0.100 Lof
solution. The osmotic pressure of this solution was found to be 1.21 kPa at 25°C. Calculate the molar mass of the
polystyrene.
a)
2.35 x 10 g/mol
b)
4.20x 10 g/mol
205196
3.05 x 105 g/mol
4.20x 103 g/mol
4.20 x 10 g/mol
Boş bırak
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8/20
Sonraki>
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Transcribed Image Text:Yazilim Eğitiml. General Chemistry II - Ara Sinavi 8 A sample of 2.05 g of polystyrene of uniform polymer chain length was dissolved in enough toluene to form 0.100 Lof solution. The osmotic pressure of this solution was found to be 1.21 kPa at 25°C. Calculate the molar mass of the polystyrene. a) 2.35 x 10 g/mol b) 4.20x 10 g/mol 205196 3.05 x 105 g/mol 4.20x 103 g/mol 4.20 x 10 g/mol Boş bırak KÖnceki 8/20 Sonraki> Карat
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