which of the following solvents would NOT dissolve lipids and why? a. Hot ethanol - because this solvent is polar b. Chloroform - because this solvent is polar c. Water - because this solvent is polar d. hexane - because this solvent is non-polar

Q: An amphipathic molecules are those have a اخترأحد الخيارات a. hydrophilic chains and lonic and polar…

A: The plasma membrane is a double layered structure that acts as selectively permeable barrier for the…

Q: Hydroxyl ion (OH) is a type of the following: O a Acid O b. Base OC Buffer Od. Salt Oe. None of the…

A: According to Lewis concept Acids the those substances which can accept electrons while bases are…

Q: If we attached an amine group (NH₂) to Carbon 4, what type of amine will be the result? A. Primary…

A: Amines are organic compounds that contain nitrogen atoms with a lone pair.

Q: The following is another name for an alkaline: O a Acid O b. Base O c. Buffer Od. Salt Oe None of…

A: Acid  Any substance that produces a sour taste in water solution, turns blue litmus paper red,…

Q: Compounds having an affi nity for water are said to bea. cohesive. c. hydrophobic.b. hydrophilic. d.…

A: b) hydrophilic

Q: 4. You are working with a solution that has [H*] = 1.0 x 10⁹. a. Write this out as a decimal: -5 mol…

A: The pH of a solution is defined as the negetive logarithm (base 10) of the hydrogen ion…

Q: Match the concept in column A to the concept in column B. Write the letter of the correct answer on…

A: Introduction "A cell is the smallest, most fundamental unit of life, responsible for all of life's…

Q: Starch undergoes decomposition under high concentration of Select one: a. base b. acid…

A: The basal component of all living organisms is made up of macromolecules. The macromolecules are…

Q: 45. find the connection among the words below and choose the letter of the word which is different…

A: Gel electrophoresis is a technique used to identify, quantify, and separate nucleic acids. The…

Q: Which one is more polar? a. H20 b. CH3COOH

A: The separation of electric charge among the atoms of the given molecule is termed as its polarity.…

Q: Part A: In this diagram, a molecule of water is________. Part B: This is an example of _______. Part…

A: Hydrolysis reactions are important in many biological processes. For example, they are used in…

Q: A water (H20) molecules is

A: Under normal conditions, water exists as a liquid on the Earth's surface, making it invaluable for…

Q: Select the statements that are TRUE regarding Water. SELECT ALL THAT APPLY   A. Water is…

A: Those molecules that are vital for the growth and development of the living body are referred to as…

Q: Part of the uniqueness of water as a solvent include except

A: Water is a unique molecule and because of its unique structure it has unique properties. 70% of…

Q: The ability of non-polar substances like fat molecules to clump together in water thereby allowing…

A: Fats are non-polar molecules and generally insoluble in water. Non-polar molecules can not make…

Q: Organic molecules that have more than one ionization state are called _____.

A: Explanation: Here the concept of ionisation state of the molecules come; so knowing what an…

Q: Can you explain the various options and how did you come to the answer? How to determine when…

A: Weak acids are the acids that do not completely dissociate into their constituent ions when…

Q: What is it mean: tempering? Select one: a. dissolution b. pre-crystallization c. melting of…

A: Tempering is a directed pre-crystallization method Or Tempering is also called pre crystallisation…

Q: The cholesterol molecule is OA. an aromatic ring OB. a straight chain acid O c. a steroid OD.…

A: The cholesterol molecule is a type of lipid molecule that is essential for the proper function of…

Q: The chemical structure of food coloring and oil are not provided on their packaging, but based on…

A: The objective of the question is to predict the chemical structure of food coloring and oil based on…

Q: Buffers a. can be acids, not bases. b. keep the pH constant. c. are monomers of a polymer. d. are…

A: Buffers are solutions that are able to neutralize small amounts of acid or base that are added to…

Q: Clear water is a type of the following: O a. Solvent O b. Solute Oc. Solution O d. A and C Oe. All…

A: The branch of science that deals with the biochemical reactions that is occurring within a living…

Q: Acan of soda consists mostly of sugar dissolved in water, with some carbon dioxide gas that makes it…

A: Carbonated drinks consist of dissolved carbon dioxide, sugar, and water. The presence of carbon…

Q: Water molecules are attracted to each other. Discuss the nature of the water molecule and how it is…

A: Chemical and Physical Properties of a Water Molecule. Water is a chemical compound that is liquid at…

Q: When one handles fish, your hands often retain a "fishy smell" due to the organic amines, molecules…

A: The fishy smell in hand is caused by the conversion of the fish molecule Trimethylamine N-oxide…

Q: Which of the following is true about condensation reactions? A. Condensation reactions are…

A: Condensation reaction is the reaction of building complex molecule from small molecules with loss of…

Q: 2) dehydration reaction means ? A. molecules are breaking down by adding water. B. molecules are…

A: Biological molecules are substances that are present in the body and involved in Metabolic process .…

Q: Binding additives are polysaccharides that have functions of: A. Encapsulating and aerating B.…

A: Food is made up of carbohydrates, fats, proteins, vitamins, minerals, water, and a range of other…

Q: Which of the following acts as lipid soluble radical trapping antioxidant?   A. Ascorbate B. Uric…

A: Antioxidants are substance used to prevent cellular injury. Antioxidants may be natural ( taken from…

Q: etter only, no need to explain. 1. These are molecules composed of hydrogen, carbon and oxygen, with…

A: A biomolecule is a molecule that is found in all organisms and are important for various biological…

Q: th one drop or water between them would adnere to one anotner? forms fewer hydrogen bonds than water…

A: Water is a unique molecule as it is able to form a lot of hydrogen bonds among other water…

Q: Which of the following statement is false? * Hydrocarbons contains hydrogen and carbon atoms…

A: Hydrocarbons are organic compounds and mainly used as combustible fuel source.

Q: 15 These are the weakest bonds of all and are sensitive to pH as well as changes in temperature. a.…

A: There are different types of bonds or biological interactions found in living systems. These bonds…

Q: Which structure is formed when fatty acid salts reacts with water? O Clathrate O Micelle O Monolayer…

A:

Q: Which of the following is incorrect about waxes?

A: The question is all about the wax that is used in our daily needs like in cosmetics, candles, car…