20. Determine the molecular weight of ethylcellulose in

Pay with:
i agree with "Terms for Customers"
Sold: 0

Content: 9.6(20).rar 130,48 kB


20. Determine the molecular weight of ethylcellulose in toluene using the viscometric method data:
Concentration of solution C, kg / m 3 2.0 4.0 6.0 8.0 10.0
The reduced viscosity of the polymer solution
η beats / C
0.16 0.19 0.21 0.24 0.26
Constants: K = 1,18⋅10 -4, α = 0,67.

Additional information

Questions and problems from the manual:
"Laboratory Workshop on Colloid Chemistry" Nekrasov AP, Veretenchenko BA, Kharkov NTU "KhPI", 2004
"Characteristic properties of disperse systems" Nekrasov AP, Kharkov, 1996
Tasks are executed in Microsoft Word, graphics - in Microsoft Exel or OriginPro; formulas are typed in the MathType editor (if the formulas contain unreadable characters, then you need to install this editor); files are archived by WinRAR.


No feedback yet.
1 month 3 months 12 months
0 0 0
0 0 0
In order to counter copyright infringement and property rights, we ask you to immediately inform us at support@plati.market the fact of such violations and to provide us with reliable information confirming your copyrights or rights of ownership. Email must contain your contact information (name, phone number, etc.)