29. Which substance will have the greatest viscosity at 25 °C? A) CH;CH,OH B) HOCH;CH;OH С) НСО,Н D) CH;COOH E) CH;COCH;

Q: A substance crystallizes with one atom at each corner, one atom on 8 of the edges, and one atom on 2…

A: we are given a substance that crystallizes as follows : 1 atom at each corner 1 atom at 8 of the…

Q: 16) Which of the following organic liquids would have the strongest surface tension? A) octane…

A: 16) Surface Tension: It is the property of the surface of a liquid that allows it to resist an…

Q: A substance crystallizes with 1 atom at each corner, 1 atom at each edge, and 1 atom in the center…

A: The given data is as follows: The number of atom present at each corner = 1  The number of atom…

Q: A substance crystallizes with one atom at each corner, one atom on 12 of the edges, and one atom on…

A: A unit cell is a repeating unit of a crystal lattice. The number of particles present in a unit cell…

Q: 1. Arrange the following compounds in increasing viscosity at 25°C (A) (B) (C) (D) H3C. H2 H2 H2 H3C…

A:

Q: Let us assume platinum forms a unit cell with a volume of 0.0595 nm^3. The atomic radius of platinum…

A: Here we are required to find the cubic structure

Q: Rank the compoundsin order of increasing viscosity at a given temperature; explain your ranking.…

A: Increasing order of viscosity : CH3CH3 < H2C=O < CH3OH  Viscosity is directly proportional to…

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

A: Increases Increased Increased Pentane  Gasoline  Fuel Oil

Q: In the following molecules, (a) identify ALL intermolecular attractions, and (b) rank them in order…

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Q: Higher viscosity. H3C-(CH2)8-CH3 53 H3C-(CH2)4-CH3 Better solvent for NaCl. Hexane , μ = 0.00 54…

A:

Q: Pentanol (C₅H₁₁OH; Μ=88.15g/mol ) has nearly the same molar mass as hexane (C₆H₁₄; Μ=86.17g/mol )…

A: Pentanol - C5H11OH Hexane - C6H14 Pentanol is a polar molecule that consists of one O-H bond in its…

Q: Arrange these substances in order of increasing boiling point utilizing the concept of…

A: Boiling point of a substance is defined as the temperature at which the vapour pressure of liquid…

Q: Liquid hexanol (CgH13OH) has a normal boiling point of 158 °C and liquid butanol (C,H,OH) has a…

A: Boiling point: Greater the intermolecular forces higher the boiling point Surface tension: Greater…

Q: The presence of which functional group would give rise to high surface tension? Alcohol (OH) Ketone…

A: Surface tension: It is a property of liquids in which they shrink to the minimum surface area. In…

Q: reakly attracted, wb gh value? (b) boiling point (d) surface tension

A: If two molecules in the liquid have weakest Intermolecular forces ( like London dispersion…

Q: Calculate the vapor pressure of mercury at 25 °C if a and bare

A: T=25°C =298K

Q: Arrange the following substances in order of decreasing enthalpy of vaporization. 0 1 > ||| > || O…

A: Enthalpy of Vaporization of (1) Pentanoic acid - 65 kj/mol  (2) 2-pentanone - 38.46 kj/mol  (3)…

Q: Calculate the surface tension of ethanol at 0 and 70 °C. Let the critical temperature of ethanol be…

A: Surface tension of the concerned liquid can be calculated from Eotvos equation.

Q: Does the strength of the intermolecular forces in a liquid change as the liquid is heated? Explain.…

A: The forces which provide interaction including force of repulsion and attraction acting between the…

Q: 3. Which of the following liquids will have the highest surface tension? a. dimethylamine, (CH3);NH…

A: Surface Tension Surface tension is a feature of a liquid surface that manifests itself as a…

Q: The normal boiling point of mercury at one bar pressure (Hg) is 356.7 ℃. At what temperature (in ℃)…

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Q: The viscosity of a multigrade motor oil (such as one rated10W-40) is less temperature dependent than…

A: The resistance to flow property of a fluid is known as its viscosity. SI unit of viscosity is…

Q: Polymer PXX has a glass transition temperature of 49°C. Describe the viscoelastic behaviour of the…

A: Glass transition temperature(Tg) It is the temperature at which a polymer coverts into its soft form…

Q: Choose the substance with the highest viscosity. A) SbBr3 B) ASI5 C) IF2 D) BeCl2 E) OF2 OA

A:

Q: NH4Cl has a face-centered cubic unit cell in which the Cl- anions occupy corners and face centers,…

A:

Q: Which of the following is most likely to have the lowest viscosity based on intermolecular forces? O…

A: 1.) Viscosity is inversely related to Strength of intermolecular forces. As stronger intermolecular…

Q: A substance crystallizes with one atom at each corner, one atom on 12 of the edges, and one atom on…

A: The structure of  crystalline solid, either metal or nonmetal, is best characterized by examining…

Q: 1. The viscosities of five liquids at 25°C are given in the following table. Explain the observed…

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Q: (a) Do you expect the viscosity of glycerol, C3H51OH23,to be larger or smaller than that of…

A: Both Glycerol and 1-propanol has the molecular formula C3H8O3.

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: Estimate the thermal diffusivity of butter at 20°C. * Density of butter= 911kg/m3 * Specific Heat…

A:

Q: Put the following compounds in order of decreasing viscosity (1 is the highest and 4 is the lowest).…

A: Larger the intramolecular forces, larger will be the viscosity.

Q: A steel cylinder containing 25 kg of CCl2 F2 in the form of liquid and vapor is set outdoors on a…

A: Answer: This question is based on the observational skill and understanding of the curve between…

Q: liquid nitrogen has a density if 875.4 kg/m^3 at its normal boiling point. what volume does a ballon…

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Q: 5. Circle the species in the following pairs that exhibits stronger intermolecular forces: a. C2H6…

A: 5 a. C2H6 or C4H10 Both C2H6 or C4H10 are non polar and only have London dispersion forces. The…

Q: Vhich of the following substances has the ighest surface tension? Substance А. CH,OH(I) В.…

A: Applying concept of surface tension which is depend on the intermolecular interaction and carbon…

Q: Choose the substance with the greatest surface tension.

A: Surface tension is defined as a property which is equal to the amount of force applied per unit area…