Viscometer is used to measure the viscosity of a series of dilute solutions of a polymer in toluene at30°C.(1)Intrinsic viscosity is the most useful of the various viscosity designations because it can berelated to molecular weight by the Mark-Houwink-Sakurada equation, [n] = KM. Calculatethe viscosity average molecular weight for this polymer by using the data given in Table 2.Given that the Mark-Houwink constant, K is 12 x 10-5 dl/g and a = 0.71.0.5050.5950.804Concentration 0(g/dL)Flow time (s) 67.940.402107.70121.05Table 2132.77161.391.207227.84

To find out the viscosity molecular weight for the polymer by using the following data. Given that…

Viscometer is used to measure the viscosity of a series of dilute solutions of a polymer in toluene at 30°C. (1) Intrinsic viscosity is the most useful of the various viscosity designations because it can be related to molecular weight by the Mark-Houwink-Sakurada equation, [7]- KM. Calculate the viscosity average molecular weight for this polymer by using the data given in Table 2. Given that the Mark-Houwink, constant, K is 12 x 10-5 dl/g and a=0.71. 0.505 0.595 0.804 Concentration 0 (g/dL) Flow time (s) 67.94 0.402 107.70 121.05 Table 2 132.77 161.39 1.207 227.84

Viscometer is used to measure the viscosity of a series of dilute solutions of a polymer in toluene at 30°C. (1) Intrinsic viscosity is the most useful of the various viscosity designations because it can be related to molecular weight by the Mark-Houwink-Sakurada equation, [7]- KM. Calculate the viscosity average molecular weight for this polymer by using the data given in Table 2. Given that the Mark-Houwink, constant, K is 12 x 10-5 dl/g and a=0.71. 0.505 0.595 0.804 Concentration 0 (g/dL) Flow time (s) 67.94 0.402 107.70 121.05 Table 2 132.77 161.39 1.207 227.84

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Question

Viscometer is used to measure the viscosity of a series of dilute solutions of a polymer in toluene at
30°C.
(1)
Intrinsic viscosity is the most useful of the various viscosity designations because it can be
related to molecular weight by the Mark-Houwink-Sakurada equation, [n] = KM. Calculate
the viscosity average molecular weight for this polymer by using the data given in Table 2.
Given that the Mark-Houwink constant, K is 12 x 10-5 dl/g and a = 0.71.
0.505
0.595
0.804
Concentration 0
(g/dL)
Flow time (s) 67.94
0.402
107.70
121.05
Table 2
132.77
161.39
1.207
227.84

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Step 2: Describing the expression for calculation of viscosity

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Step 3: Calculation of different viscosity

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Step 4: Determination of Intrinsic viscosity

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Step 5: Calculation of viscosity average molecular mass

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