List all the intra- and intermolecular forces that could exist between hemoglobin molecules in water.

Q: KCI and H₂O form a homogenous solution, in which KCI dissociates. Which type(s) of forces are…

A: Ans: dispersion forces, dipole-dipole force, hydrogen bonding, ion-dipole forces   KCl and H2O…

Q: Illustrate the intermolecular forces expected to be found in an oil-water+albumin interface

A: Albumin is a globular protein that has surface rheological properties and is produced in the liver.…

Q: How can you relate the life of a water strider in the study of Intermolecular Forces of Attraction?

A: Water strider is a bug that can move easily on the surface of water using its front leg.

Q: The term hydrophobic means     miscible in water   reacting violently with aqueous solutions…

A: Depending upon the affection toward water substances are classified as hydrophilic or hydrophobic.…

Q: Which gives the more concentrated solution, stearic acid [CH3(CH2)16COOH] in (a) H2O or (b) CCl4?…

A: Stearic acid and carbon tetrachloride are nonpolar molecules whereas water is a polar molecule.…

Q: What is the van't Hoff factor for NF3?

A:

Q: Which of the following DOES NOT define a gel?   a. it is in a semi-solid state   b. it entraps…

A: Gel Semi-solid colloid in a more solid form than a sol broadly .    a.  it is in a semi-solid state…

Q: Define the term Osmatic pressure?

A: Osmotic pressure is a colligative property. The properties of dilute solutions which depend only on…

Q: Calculate the boiling and freezing points of 0.22m glycerol in ethanol.  Normal BP ethanol: 78.4 Kb…

A: Given:Normal boiling point of ethanol (Tbo) = 78.4 ℃ = 351.55 K.Kb of ethanol = 1.22 K Kg/mol.Normal…

Q: What type of intermolecular interaction is present between HBr molecules?* B D E O F What type of…

A: HBr is a polar molecule because of high electronegativity difference between H and Br hence it…

Q: determine the osmolarity of 2.5*10-4 M C6H12O6

A: Molarity of C6H12O6 = 2.5 x 10-4M

Q: 6.95 M solution of C12H22O11 is dissolved in water. What is its boiling point?

A: Molarity = 6.95 M For very dilute solution,  Molarity(m) = Molality(M)= 6.95 m Boiling Elevation…

Q: Consider water and glycerol, CH2(OH)CH(OH)CH2OH.(a) Would you expect them to be miscible in all…

A: a) Water and glycerol, CH2(OH)CH(OH)CH2OH, are miscible in all proportions.

Q: Draw an example of a molecule that would form a micelle, then sketch the micelle that it would form.

A: Micelle is an aggregation of molecules in a dispersed medium like water, each having hydrophobic an…

Q: What is the importance of freezing in food when it comes to daily life?

A: There occurs  a process called Rancidity in food In which the Food starts  decomposing  .

Q: Which of the following best explains why soap and water remove grease?

A: Soap is sodium salt of higher fatty acid RCOO-Na+. Soap when dissolved in water dissociates into…

Q: What is the van't hoff factor of dipotassium hydrogen phosphate

A: A question based on general chemistry that is to be accomplished.

Q: In terms of intermolecular forces, what does it mean when we say the enthalpy of solution is…

A: 1. When a solute dissolved in a solvent, solution is formed. So,  amount of energy required to form…

Q: How do slime layers and capsules differ in structure and functions?

A:

Q: Explain why one compound (Urea/cholesterol) dissolved in water while the other one did not using…

A: Interaction of two or more compounds with each other can be explained on the basis of like dissolve…

Q: Given that blood cell membranes are known to be permeable to water, indicate whether the statement…

A: As water always move from higher water potential to lower water potential .  So if osmotic pressure…

Q: Based on boiling points, can the weakest IMF (dispersion forces) be stronger than hydrogen bonding…

A: The forces of attraction existing among the molecules of a substance that belong to any state of…

Q: Calculate the molar concentration of solution

A: Formula :-  π = iCRT   Where ;  π is the osmotic pressure i is Van't hoff factor  C is the molar…

Q: Give a short description of the process shown in the figure below and identify what type of…

A: Sugar dissolves in water is a physical change because in this change no new substance is formed and…

Q: What is Osmatic Pressure?

A: The pressure is equal to the force applied per unit area. A colligative property is a property that…

Q: Arrange the following according to decreasing rate of diffusion across the membrane: Water Oxygen…

A:

Q: Consider the two forms of a non-biologically important amino acid shown below. What is the biggest…

A: In case of amino acid, chemist picture, molecule does not have any charge on it and it can form…

Q: Name the hydrated compound with the chemical formula Li2CO3 . 7H2O

A: This is a hydrated form. Lithium and carbonate is present in it. So we can name it as Lithium…

Q: Consider water and glycerol, CH21OH2CH1OH2CH2OH. (a) Would you expect them to be miscible in all…

A: Miscibility is the property of two substances to mix or dissolve each other completely. Miscible…

Q: These modify the interfacial properties of substances. A. Surfactants B. Aerosols C. Nanotechnology…

A: Answer is A) Surfactants

Q: Consider the organic compounds ethanol (CH3CH2OH) and ethanethiol (CH3CH2SH). One of these…

A: A question about volatile nature of organic compounds, which is to be accomplished.

Q: Calculate the osmotic pressure associated with 50.0 g of an enzyme of molecular weight 98,000 g/mol…

A:

Q: What solute particles are present in an aqueous solution of CH3COCH3?

A: Acetone is a non-electrolyte. Acetone does not dissociate into ions in aqueous solution. The…

Q: Are Water and organic liquids two different kinds of solvents ?

A: Depending upon the electronegativity differences present in the atoms of the solvent molecules,they…

Q: What is a semipermeable membrane?

A: To explain what is a semipermeable membrane.

Q: Include the following terms: • solute, intracellular fluid, extracellular fluid, simple diffusion,…

A:

Q: Which kind of intermolecular force attracts the stearate ion to the oil drop?

A: Stearate ion is the ion that has charged oxygen atom at the end of the hydrophobic tail. We have to…

Q: In what context do the terms hydrophobic and hydrophilic relate to the solubilities of substances in…

A: The substances which have special affinity for water are called hydrophilic and the substances which…

Q: Which aspect of the structure of DNA makes it soluble in water? What are the predominant…

A: All matter can be classified as solid, liquid, and gases mainly. In these physical states of matter,…

Q: Explain why a bottle of salad dressing that contains oil and vinegar has two layers.

A: The difference in electronegativity between the atoms gives rise to polarity in the molecule. It…

Q: A cholesterol molecule consists of a polar region (shown in white) and a nonpolar region (shown in…

A: Cholesterol having chains are the uncharged, nonpolar tails, which are hydrophobic polar head are…

Q: Why is foaming important in shampoos?

A:

Q: How are the triglycerides that make up the cocoa butter part of the chocolates have a critical role…

A: Cocoa comes from the beans inside the seeds pods of cocoa tree. These beans contain roughly 50%…

Q: e amount of urea in ppm [parts per million] pre ntaining 55 % by mass of solvent is

A: Given: Concentration of solution = 55% by mass of solvent To Calculate: Amount of urea in ppm

Q: Explain the cleaning action of soap. Why do soaps not work in hard water?

A: Cleansing action of soap: Let us consider that oil or grease sticking on the surface of the cloth.…

Q: Differentiate Hydrophobic and hydrophilic substance.

A: Depending upon the intermolecular interaction between water molecules and substances , substances…