Explain the differences in the viscosities of toluene and nitrobenzene relative to water. What factors bring about such differences?

Q: What is the significance of crossing aline in a phase diagram?

A: The significance of crossing a line in phase diagram are discussed as shown below, Consider…

Q: Why do do volatile substances,like alcohol and acetone, produce a cooling effect on a surface from…

A: In the process of evaporation, the liquid changes into the gaseous (vapor) state. The physical state…

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: Although ethanol has a higher molar mass than water and exhibits the same IMF as water, ethanol…

A: Ethanol shows a larger drop in the temperature during evaporation than water.

Q: In terms of their bulk properties, how do liquids and solids differ? How are they similar?

A: Solids and liquids are among the three state of matter they are different in terms of, the solids…

Q: True or False The relative strength of the IMFs in a solid are strong compared to the kinetic…

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Q: viscosity

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

Q: What can be said about the boiling point and strenght of the intermolecular forces of a chemical…

A: The temperature at which the vapor pressure of a liquid becomes equal to the atmospheric pressure is…

Q: Describe the general process of polymer dissolution in a solvent. Other than polarity, list the…

A: Polymers: The word "poly" means many and "mers" means units. Many small molecules (monomers) join…

Q: In terms of their bulk properties, how do liquid and solid differs? How are they similiar?

A: There are mainly three physical states in which matter exist- solids, liquid, and gases. A substance…

Q: Illustrate the Origin of surface tension ?

A: Surface tension is the property of a liquid that tends to occupy the smallest surface area. Like…

Q: Pentane is a C5 hydrocarbon, gasoline contains mostly C8 hydrocarbons, and fuel oil contains…

A: Increases Increased Increased Pentane  Gasoline  Fuel Oil

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

A: Polymers are composed of multiples of simpler chemical units i.e. monomers or we can say polymers…

Q: Determine the phase changes carbon dioxide undergoes when its temperature is varied, thus holding…

A: Conversion of kPa to atm:

Q: Define Solid aerosol, solid foam and solid sol

A: Solid aerosols, solid foam, and solid sol are all heterogeneous solutions and classified as…

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: Cite real-life applications of cooling curve and determination of the freezing point of a substance.

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Q: . - Explain the following trends in viscosity in terms of intra-molecular and intermolecular forces:…

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Q: Would Octane C8H18, be more soluble in ethanol C2H5OH or in benzene C6H6?

A: Polar solvents like ethanol, will dissolve things that are also polar in nature.(By the chemistry…

Q: Illustrate the phase diagram of acetone and explain your findings.

A: Phase diagram of any system is the diagram which describes the change in the physical state of that…

Q: Explain the liquefaction of gases in light of the van der Waals equation.

A: Liquefaction of gases - Liquefaction of gases is physical conversion of a gas into a liquid state…

Q: Explain how vacancies are introduced in a solid NaCl crystal when divalentcations are added to it.

A: The properties of a solid can be changed desirably by adding known amount of impurities in its…

Q: Please just indicate if it's True or False. a. When placed in a glass capillary tube, H2O will form…

A: a. When placed in a glass capillary tube, H2O will form a concave meniscus. The given statement is…

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

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Q: Define cohesion and adhesion, and how they can predict capillary action.

A: Adhesion can be defined as the sticking tendency of particles of different types of material.…

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 of the following is not a factor that directly affects the viscosity of a liquid? bulk,…

A: Viscosity of a liquid is a measure of its resistance to change the shape of molecule. Various…

Q: The normal composition for this foliar spray is 128 grams of calcium nitrate at 94.64v liters of…

A: Here we have to determine the change in vapour pressure of solution when 128 g Ca(NO3)2 is added to…

Q: 54. Butanol and pentane have approximately the same molar mass. However, the viscosity at 20 C of…

A: Butanol and pentane have approximately the same molar mass. However, the viscosity at 20oC of…

Q: How do Butane and Butanol two molecules differ in boiling point, viscosity and water solubility?…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: what is london dispersion force and what are some examples of it?

A: London dispersion forces are the intermolecular forces exist in all molecules regardless of…

Q: 7 questions for Properties of Liquids and IMF

A: There are various types of intermolecular forces such as hydrogen bonding, vanderwaal interaction,…

Q: What is the relationship between the volatility of a liquid and its vapour pressure?

A:

Q: Explain why the viscosity of multigrade motor oils is less temperature-dependent than that of…

A: Multigrade motor oils contain polymers that coil at low temperatures but unwind at high…

Q: What determines the type and strength of intermolecular attraction between particles?

A: The differences in the properties of a solid, liquid, or gas determine the strengths of the…

Q: Describe the molecular basis of the property of water re-sponsible for the presence of ice on the…

A: The melting point of water is 0oC . So whenever the temperature of the surroundings drops below 0oC,…

Q: Water rises in a glass capillary tube to a height of 8.4 cm. What is the diameter of the capillary…

A: Formula :  h = 2T cos Ø / rdg Where ,   h = height of liquid rise                T = surface…

Q: Sketch the phase diagram of the sys tem NH3/N2H4 given that the two substances do not form a…

A: A eutectic system is a homogeneous, solid mixture of two or more substances. The mixture either…

Q: Why do do volatile substances,like alcohol and acetone, produce a cooling effect on a surface from…

A: Volatile substances are those substances that can change their state from liquid to vapor phase…

Q: Aside from London dispersion forces, which substance d interactions to be effective?

A: There are different types of forces act between the molecules:- Hydrogen bonding Dipole-dipole…

Q: Why does an aqueous solution of ethanol (CH₃CH₂OH)have a lower surface tension than water?

A: Surface tension is the energy required to increase the area of the surface of the liquid by…

Q: Calculate the height in meters of a column of liquid glycerol (d = 1.26 g/cm3) required to exert the…

A: Pressure will remain same then we can write dHg×g×hHg = dalc×g×halc Where dHg = density of mercury g…

Q: (a) What is the relationship between surface tension andtemperature? (b) What is the relationship…

A: a) In general, the surface tension of molecules is inversely proportional to the temperature i.e it…

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: 4. Calculate the height of a column of liquid glycerol (d 1.26 g/cm), in meters, required to exert…

A: The values are given as follows:

Q: Give mathematical explanation for the effect of temperature on viscosity.

A: The property of the liquids which determines their resistance to flow is called viscosity.…