Explain how molecular weight of a polymer can be determined by dilute viscosity measurements?

Q: The viscosities of five liquids at 25°C are given in the following table. Explain the observed…

A: Following factors affects the viscousity of a liquid .

Q: 5 if the viscosity of Nacl = 664.256 mpa.s viscosity of NaOH= 1.00979 cp viscosity of water= 0.6531…

A: We have to calculate the viscosity of the entire mixture. The given data is:\ Viscosity of NaCl=…

Q: What are all the different types of phase transitions ? Classify based on diffusion and sub types.

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Q: Graphically show the variation of viscosity (h) of a liquid with temperature (T)

A: Viscosity (h) of a liquid decreases with increase in the temperature (T).

Q: viscosity

A: In this question we have to explain the relate viscosity to strength of IMFs among liquid molecules.

Q: n measuring the surface tension of a liquid (drop weight method), 20 drops of the liquid (r=0.2cm)…

A: olume = Area x Height   , Mass = Volume x Density   ,  Force = Mass x Acceleration V = P r2 H…

Q: How can I determine the bulk density from their mass in bulk volume

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Q: Is it possible to have a homogeneous, binary liquid solution that has a higher (or lower) viscosity…

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: What can be inferred about the surface tension of a liquid with weak IMF? Group of answer choices It…

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Q: What is the relationship of viscosity to the rate of flows of liquids?

A: Viscosity is a measure of a fluid's resistance to flow. It describes the internal friction of a…

Q: n 14 ch of the following corresponds to a layer of ions unaffected by fluid motion and is separated…

A: According to Helmholtz this double layer consist of two opposite charged layers at a fixed distance…

Q: how would you account for the difference in the viscosity of different liquids 3. discuss the…

A: Introduction :  Viscosity can be defined as the property of a fluid by virtue of which it offers…

Q: The viscosity coefficient of gaseous chlorine at 1 atm pressure and 20 ᵒC is 147.0 micropoise. Find…

A: The expression to calculate the collisional cross-section of a molecule is:…

Q: See attached picture. Viscosities of five liquids at 25°C are given in the following table. Explain…

A: Viscosity of a liquid is defined as the resistance of a liquid to its flow and shear due to gravity.…

Q: How can we describe a single-phase material?

A: Single phase material is the material contains only one phase .

Q: The time for water to flow through an Ostwald pipet at 20°C was 298.8 seconds. The density of water…

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Q: - Camper between Sorption and Surface tension

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Q: 9- It flows (10 cm') of olive oil during a capillary tube (2 cm in length and (0.04 mm in diameter)…

A: Given, Volume = 10 cm3 Capillary length = 2 cm Diameter = 0.04 mm Height of the olive oil in…

Q: What is the density of nitrobenzene at 30 degree centigrade and How can you describe the viscosity…

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Q: The diffusion coefficient for CCl4 in heptane is 3.17 × 10−9 m2 s−1. How long does a molecule take…

A: Diffusion coefficient D = 3.17 x 10-9 m2/s Viscosity η = 0.386 x 10-3 kg/m-s 1 molecule diameter =…

Q: Poly(ethylene oxide) is known to have a characteristic ratio of 4.0. If a particular sample has…

A: Given: Characteristic ratio = 4.0 molecular weight = 150,000 g/mol bond length of of poly ethylene…

Q: At 25 °C, how high will water rise in a glass capillary tube with an inner diameter of 0.25 mm? For…

A: Given that: Diameter, d = 0.25 mm Tension, T = 71.99 mN/m Density, ρ = 1.0 g/cm3 To find the…

Q: which of the following would have the highest viscosity at a temperature and pressure where all are…

A: The viscosity of the any liquid is proportional to the strength of molecular interactions between…

Q: Which is NOT a factor affecting the viscosity of liquids? Group of answer choices Molecular mass…

A: In the given question we have to select the correct choice for not affecting the viscosity of…

Q: Provide a molecular interpretation for the observation that the viscosity of a gas increases with…

A: Given : Viscosity of a gas increases with temperature, whereas the viscosity of a liquid decreases…

Q: Q3) Calculate the ratio between the height to which ethyl alcohol rises to water by capillary action…

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Q: H20 N Oven H&0,N2 90°C latm 130°C 9.6atn

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Q: What should be the surface tension of a liquid if its density, which is 1.44 g/cc, is the same as…

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Q: 5. The values of the coefficient of viscosity of carbon tetrachloride at different temperatures are…

A: The data given is,

Q: What factor(s) influence the viscosity of a polymer solu-tion? What factor(s) influence the…

A: Viscosity is a measure of the resistance of a fluid to flow. It defines a moving fluid's internal…

Q: The masses of benzene and an unknown liquid droplets falling off from the same stalagmometer at 20 °…

A: A stalagmometer is a device for measuring the surface tension of an unknown liquid using the…

Q: Provide a molecular interpretation for each of the following processes: diffusion, thermal…

A: Introduction :  Diffusion is the movement of substance from higher concentration towards the region…

Q: Describe the relative densities of the phases for most substances. density of gas phase <- density…

A: The phase of matter depends on the temperature and the pressure of the substance. As we heat a…

Q: How high will sap rise in a plant if the capillaries are 0.01 mm in diameter and the density of the…

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Q: Viscosity is a measure of a fluid's resistance to flow. So it is a measure of the liquid's ability…

A: Factors affecting on viscosity

Q: Which of the following is most likely to have the highest viscosity at 25°C?   HOCH2CH2OH C5H12 C7H8…

A: Viscosity is an internal property of a fluid.   HOCH2CH2OH C5H12 C7H8 C5H11OH We have to select the…

Q: Identify the molecule with highest viscosity at 298K? O CH3COCH3 O CHs O CH3COOH O CHA O H20

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Q: Пrр dv 8nL using a propagation of errors technique as applied to Poiseuille's law d error in the…

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Q: What is equivalent conductivity?

A: Definition:When dissolving one gram equivalent of an electrolyte, will generate the conducting power…

Q: Discuss the two main mechanisms of phase separation in a macromolecular solution. Give a connection…

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Q: 14 - The energy required to expand the surface area of a liquid by a unit amount of area is- a)…

A: We know that Surface tension is a property of the surface of liquid.this property of the surface of…

Q: relative viscosity

A: Ans. Option 4. Between 0 and 1. Relative viscosity can never be negative. Relative viscosity with…

Q: Do X-ray diffraction structures correspond to their solution structure?

A: X-RAY DIFFRACTION: X-ray diffraction is a method used to determine the structure of crystals by the…

Q: Which of the following forms of viscosity does not vary with concentration?  a. relative b.…

A: The intrinsic viscosity of the polymer solution depends on the type of polymer and the solvent and…

Q: Describe how does a fluid offer viscosity flux? Explain the effect of temperature and pressure on…

A: Viscosity is the internal friction which opposes the relative motion of the adjacent layers of the…