Q: An atomic nucleus can be described by the analogy “like a marble in the Dallas Cowboys Stadium.” If…
A: Atoms are made up of particles called protons, neutrons, and electrons which are responsible for…
Q: Which of the following is a representation of a covalently bonded molecule that shows the relative…
A: Structural formula is generally used to describe the molecular structure of a chemical compound…
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A: Protein is a molecule, which is highly complex and is present in all living things. All proteins…
Q: The molecule in the accompanying figure contains
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Q: For a covalent bond to be polar, the two atoms that form the bond must have differing…
A: Polar bond A polar bond is a covalent bond which have unequal distribution of electrons in the bond.…
Q: Which of the following are phospholipids: (a) triacylglycerols; (b) leukotrienes; (c)…
A: Lipids are a chemically diverse group of organic compounds which are insoluble in water, but…
Q: How does unequal Covalent bonding lead to Hydrogen Bonds in water?
A: Hydrogen bonds are electrostatic force attractions caused by the charge difference between hydrogen…
Q: What type of chemical bond forms between hydrogen and oxygen atoms within a water molecule? Which…
A: A water molecule has the formula H2O. It has a bent molecular shape and consists of two hydrogen (H)…
Q: chemical bonds? Give an example where each type is important.
A: All biological systems, structures and functions are dependent on the interactions between the…
Q: Which of the following descriptions is the best for a phospholipid?
A: Ans. Phospholipids are the main components of the plasma membrane, which is the outermost layer of…
Q: Why does it matter if a molecule is Polar or Non-Polar?
A: Polar molecule are those molecules in which one end of the molecule is slightly positive, while the…
Q: Besides water, what other molecules are essential to life?
A: Four types of molecules are often referred to as the molecules of life. These molecules of life are…
Q: What are ions? What are the two types of molecules into which ions are classified?
A: Homeostasis is the mechanism in which a constant equilibrium is maintained between the two systems.…
Q: Many molecules are polar, yet they do not form significanthydrogen bonds. What is so unusual about…
A: Chemical bonds tie together molecules and establish transient links, which are important for life,…
Q: What kind of bonds can form between two adjacent water molecules?
A: Answer-- Hydrogen bonds are the bonds between two water molecules.
Q: When an ionic compound is dissolved in water, each ion is surrounded by a sphere of water molecules…
A: An ion refers to an atom or a molecule that carries a net electric charge due to either loss or gain…
Q: In ice, each water molecule is involved in ______ hydrogen bonds.
A: Explanation: From the water(liquid form) to ice (solid form) transition is bacause of the change in…
Q: A carbon atom contains six protons and six neutrons.A. What are its atomic number and atomic…
A: CARBON - Carbon is a chemical element with the symbol C . It is nonmetallic and tetravalent—making…
Q: Which of the following is a class of molecules that encompasses all of the other molecules listed?…
A: Lipids are one of the most important components of living organisms. They are of many different…
Q: Ionic and covalent bonds join atoms into molecules. What do hydrogen bonds do?
A: Atoms are the smallest unit of all matter that has chemical properties. It consists of negatively…
Q: if 10 magnesium atoms and 10 chlorine atoms were allowed to bump into each other, could they combine…
A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…
Q: What is water molecule made of?
A: What is very unique due to its special properties. Its special properties are due to its specific…
Q: What is the difference between a molecule and a compound? Give an example of each
A: The branch of science which is concerned about the chemical, physicochemical processes, and…
Q: Why are hydrogen bonds so important in biological systems, considering that they are so weak?
A: A hydrogen bond is a bond between an individual hydrogen atom and another atom with higher…
Q: What are the differences and similarities of an acid and a base? What are some examples of each?
A: Acid is any substance which is capable of donating hydrogen ions in the solution where as base is…
Q: _____________ are macromolecules with no fixed molecular weights.
A: A macromolecule is a biomolecule which large in size and high molecular weight.
Q: Which of the following statements correctly explains why a water molecule is polar? A. Water is…
A: A water molecule is made up of two hydrogen atoms and one oxygen atom. Water is considered as a…
Q: if a tomato juice has a pH of 3, how many more H+ ions are present in lemon juice with a pH of
A: pH = -log10[H+][H+] = 10-pH
Q: What type of bond do water molecules form with each other?
A: Two hydrogen (H) atoms and one oxygen (O) atom form one molecule of water (H2O). Water is very much…
Q: If water molecules are like magnets, why do you think frozen water molecules don't pull toward each…
A: A water molecule consists of two hydrogen atoms bonded to an oxygen atom,and its overall structure…
Q: What is the difference between polar and non-polar covalent bonds.
A: According to the question, we have to differentiate between polar and non-polar covalent bonds. So,…
Q: Why are water molecules at the surface of a drop of water closer together than those in the…
A: Surface tension is the tendency of liquid surfaces to shrink into the minimum surface area possible.…
Q: Using a maximum of 300 words, choose a health care product that is present in your house. Choose one…
A: Health Care: The prevention, diagnosis, treatment, amelioration, or cure of disease, illness,…
Q: Why is molecular polarity so important when discussing molecules? How can you determine where or not…
A: Molecules are made up of two or more atoms. This means that two or more atoms of the same element or…
Q: Is water a polar or a non- polar molecule? What is the consequence of that characteristic for the…
A: The polarity of a molecule is defined as the intermolecular forces present between positively…
Q: Which kind of bond holds atoms in a water molecule together? What attracts water molecules to each…
A: A water molecule has two hydrogen atoms and one oxygen atom. The water molecules present in a liquid…
Q: What would be the simplest way to tell the difference in non polar covalent bonds, polar covalent…
A: The complete transfer of electrons leads to ionic bonds formation, whereas, sharing of electrons…
Q: Why are biological macromolecules considered organic?
A: Large molecules required for life are known as biological macromolecules. Proteins, Lipids,…
Q: When polymers are broken down into monomers, what would your body do with those monomers?
A: The biological polymers are the macromolecules that are formed by linking of small molecules called…
Q: What types of intermolecular bonds exist between several water molecules?
A: These questions are based on type of bonding and pH scale.
Q: are covalent bonds positive
A: Covalent bonds between identical atoms (as in H2) are nonpolar—i.e., electrically uniform.
Q: What is a proton? A. A negatively charged particle B. A positively charged particle C. An element on…
A:
Q: What type of chemical bond is present in a single water molecule?
A: An attraction between two atoms, molecules or ions is termed as a chemical bond. Due to the presence…
Q: Why does water have such interesting and unique properties?
A: Water is required for sustaining life. Water dissolves nutrients and gases. It acts as solvent for…
Q: What is a covalent bond, and how does it differ from an ionic bond?
A: A bond is a force that helps to hold groups of two or more atoms together to make them a functional…
Q: List four kinds of interactions and bonding in biological molecules
A: For the growth and development of living organisms biomolecules are needed in large amounts.…
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