. Table sugar (sucrose, C12H22O11) is a _____________ type of crystalline solid. a. molecular b. covalebt network c. metallic d. ionic

Q: Which of the following are properties of water that make itimportant for living cells?(a) It is a…

A: All living organisms require water for survival. Water has many uses for organisms and exhibits many…

Q: This molecule is a: a) phospholipid b) nucleic acid c) fatty acid d) carbohydrate e) amino acid

A: Biological lipids are a chemically diverse group of organic compounds which are insoluble or only…

Q: Water is a mineral

A: Water is not a mineral since it lacks crystalline form and is a liquid rather than a solid.

Q: A) B) A. Name specific structure "A" B. Name specific structure "B"

A: Fishes are the organisms which live inside the water some live in oceans and some live-in fresh…

Q: A proteinaceous molecule that catalyzes chemical reactions without being changed itself is known as…

A: The proteins are the polymers of amino acids. It is composed of an amino group, a carboxyl group, a…

Q: Water has some very unusual properties. These properties occur because of thea. hydrogen bonds…

A: There are four types of bonds that are involved in different molecules. These bonds are ionic bonds,…

Q: You have two beakers. One contains pure water; The other contains pure methanol. The covalent…

A: Molecules which are polar tends to form hydrogen bonds on the other hand non polar molecules do not…

Q: Why is it important to select a good stationary phase? a) To retain the desired molecules and…

A: Chromatography is a separation technique often used to separate and purify molecules such as…

Q: The geometry and structure of large molecules, like proteins, is dictated by

A: The structure and geometry of large biomolecules like proteins is governed by the types of amino…

Q: Monomers are joined together to form larger polymers through __________. Such a reaction releases a…

A: Introduction: Monomers are joined together to form larger polymers through condensation reaction.…

Q: The element phosphorus is needed in organisms to builda. proteins.b. carbohydrates.c. ATP.d.…

A: Introduction  All organisms need nutrients to grow. These nutrients are classified into two types:…

Q: Lipids are polymer macromolecules.

A: Lipids are not true polymers.

Q: A chemical reaction that joins two organic molecules into a larger one and produces water as a…

A: In a chemical reaction, when two smaller molecules joins up to form a rather bigger molecule is…

Q: A hydrogen bond is distinct from ionic and covalent bonds in that ita. is a weak attraction between…

A: The electromagnetic attraction between a partially positively charged hydrogen atom bound to a…

Q: Define the following terms: a. sugar b. glucose c. monosaccharide

A: The primary biomolecule nutrient in diet is sugar or carbohydrates. There are 5 different types of…

Q: Covalent bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence…

A: Bond polarity is the separation of electric charge across a bond, which makes the molecule to have…

Q: The atomic number gives thea. number of neutrons in the nucleus.b. number of protons in the…

A: An atom is defined as the smallest particle of an element. They constitute of neutrons, protons and…

Q: Mobile phase can be :  A) Solid or liquid B) Only solid C) Only gas D) Liquid or gas

A: Chromatography is a technique that is used to separate different components of a mixture as a result…

Q: This occurs when the cations and anions are attracted to the positive and negative ends of water…

A: The type of interaction where two molecules of opposite charge with each other i.e. a cation…

Q: Explain why snow is not a pure element. What is the composition of snow? Describe its solid phase…

A: Snow is the precipitation in the form of ice crystals. It originates in clouds when temperatures are…

Q: Which of the following is NOT a function of carbohydrates? A) Structural support B) Speeds up…

A: Carbohydrates are major molecules that contain carbon, hydrogen and oxygen. They are termed as…

Q: Define the following terms: a. sugar b. glucose c. monosaccharide d. polysaccharide e. cellulose

A: Carbohydrates or sugar are the main biomolecules nutrient in food. Carbohydrates are divided into 5…

Q: W The structure labelled X releases a substance after the ingestion of Select one: a. starch. b.…

A: The above figure shows the human digestive system. The labels indicate different parts of the…

Q: A Determine how much sodium and similar elements are normally found in the human booy B. Determine…

A: Asked : Reason for element are safe for humans to consume from given options.

Q: As water is chilled, its molecules slow their movement, and H-bonds form and hold water molecules…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A metal ion with a 2+ charge has 23 electrons and forms a compound with a halogen ion that contains…

A: As we know that atomic mass is the addition of proton and neutrons present in the nucleus, whereas…

Q: A stromalite is a structure

A: Microbiology is a study of microorganisms that are studied under a microscope. The microorganisms…

Q: Acids are substances that ________.   a. release hydrogen ions   b. absorb hydrogen ions   c. absorb…

A: Substance releases ions such as hydrogen ions Or hydroxide ions when dispersed in any solution.

Q: Which of the following description is correct? * A. A solution consist of a solvent dissolve in the…

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

Q: of the following is true about saturated fats? a. They are generally liquid at room temperature. D.…

A: Fats are made up of fatty acids and glycerol.   There are two types of fats, Saturated and…

Q: Which statement is false? A. Elements are found in compounds and molecules B. compounds are made…

A: The pure substances consisting of only atoms with the same number of protons and cannot be…

Q: ionic bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence configuration

A: An attraction between molecules or atoms is termed as atomic or molecular bond. They are of many…

Q: (4) The normal melting point of gold is 1064.5 °C and its boiling point is 2660 °C. (a) Convert…

A: Temperature is measured in 3 different scales namely Celcius, Fahrenheit, and Kelvin.  Celcius is…

Q: When farmers learn that an overnight freeze is expected, they spray their crops with water to…

A: Temperatures plummets down in winter and freeze can occur and the clear skies and falling afternoon…

Q: BIOMOLECULES 1. CARBOHYDRATES 2. LIPIDS 3. PROTEINS 4. NUCLEIC ACIDS CREATE A CONCEPT TO SHOW…

A: Chemicals responsible for regulating all the functions of a cell and building its structure are…

Q: Lipids are a class of macromolecules that can be found in which of the following places? a) lipids…

A: Lipid : Has subgroup fat(triglycerides) These are macromolecules - solublity in non-polar solvents.

Q: Water molecules have one oxygen atom that is more electronegative than the two hydrogen atoms bound…

A: In biological molecules, two main types of bonds are found that is covalent and non-covalent bonds.…

Q: Collagen is a O a) carbohydrate b) protein O d) fat. O c) polysaccharide

A: Collagen is a protein responsible for healthy joints and skin elasticity, or stretchiness. It's in…

Q: `N*

A: The plasma membrane is a lipid bilayer structure that encloses the content of the cell of the…

Q: Explain why vegetable oil and water don't dissolve in one another.

A: Lipids are non-polar biomolecules composed of fatty acids and an alcohol. Some of the lipids have…

Q: Consider an electron transition from n = 3 to the n = 2 energy level in a hydrogen atom resulting in…

A: The electrons of hydrogen atoms revolve around their nucleus. They occur as a set of electrons with…

Q: We can be sure that a mole of table sugar and a mole of vitamin C are equal in their a. mass b.…

A: Mole is the SI unit used for measuring the amount of substance. It can be calculated by dividing the…

Q: Both phospholipids and triglycerides: O a. Contain serine or some other organic compound. Ob. Have a…

A: Macromolecules are those molecules that are needed in large amounts for the survival of the living…

Q: Living beings are made of organic and inorganic substances. According to the complexity of their…

A: The chemical compound can be defined as the chemical substance that will be composed of many similar…

Q: Describe the unique features of the following molecules, why are the critical to life? a.…

A: All these are the macromolecules or biomolecules which are needed for the proper functioning of our…

Q: You have two beakers. One contains pure water, the other contains pure methanol (wood alcohol). The…

A: The solubility of a salt in water depends on lattice energy and hydration energy. When lattice…

Q: the structure of a soap molecule, use the concept of intermolecular forces to explain why we use…

A: Soap molecules has hydrophilic head and a hydrophobic tail, they are composed of long chains of…

Q: Prozac, C17H18F3NO, is a widely used antidepressant that inhibits the uptake of serotonin by the…

A: Prozac Antidepressant sold as Fluoxetine inhibits the uptake of serotonin by the brain generally…