Q: Using an example of your choice of buffer, explain how a buffer absorbs added acids and bases. Use…
A: Introduction Buffer solutions maintain their pH constant even upon the addition of small amounts of…
Q: Molecules that can behave as an acid or as a base are called _____________.
A: A molecule that can donate a hydrogen ion or a proton in the solution or can pair up with an…
Q: Compare the characteristics of an acid, a base, and a salt.
A: Acid is a chemical compound which is naturally present in fruits, vegetables, and can be derived…
Q: Which statement is true of all atoms that are anions?(A) The atom has more electrons than…
A: An atom is composed of three major particles. They are proton, neutron and electron. Protons are…
Q: Describe the pH scale and the role of buffers in body fluids.
A: The molecule or ion which has the capability to donate a hydrogen ion or proton is termed an acid.…
Q: Which property of water allows it to dissolve substances like sodium chloride and glucose but…
A: Water is sometimes called as universal solvent. Interaction of water differs for charged and polar…
Q: d fat. Duodenal pH is m
A: pancreas secretes digestive enzymes into the duodenum and hormones into the bloodstream. The…
Q: What is the pH of an Acid? O pH >7 O pH =7 O pH <7
A: A pH is a measure of hydrogen ion concentration and it expresses the acidity or basicity of a…
Q: Explain the concept of pH, and how the pH of a solution relates to its acidity.
A: The pH of a solution is a proportion of its acidity or alkalinity (base). This pH test estimates…
Q: What happens when a strong acid such as HBr is dissolved in water?
A: An acid is a molecule that releases hydrogen ions in a solution and when the solution is of water,…
Q: If water were not polar, would it dissolve sodium chloride
A: Water is a polar particle that can break up numerous salts into their ionic structures. It is…
Q: Define pH and give some examples.
A: pH: pH ~ depicts about the 'potential of hydrogen' or 'power of hydrogen' Which…
Q: Describe the differences among acids, bases, and salts.
A: A solution is said to be a acidic, basic and salts and can be categorized on the basis of their…
Q: explain the nature of the ionic bonds holding ions together in ionic compounds.
A: Ionic Bonds - Ionic bonds are the electrostatic attractions between positive and negative ions.…
Q: Convert between mass and moles using the molar mass of a substance.
A: Molarity is defined by a number of moles of a substance in a solution (in litres). Molar mass is…
Q: A small amount of NaOH is added to a weak acid buffer system. Describe what happens in terms of…
A: Buffer is considered as the solution, which is a mixture of the weak acid and its conjugate base.…
Q: Describe how buffers are important to living organisms.
A: Buffers: These are compounds that are capable of either binding or releasing hydrogen ions depending…
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: Distinguish between a hydrogen ion and a hydroxide ion
A: Water molecule is composed of two hydrogen atoms and an oxygen atom. It dissociates into two ions.…
Q: Describe ionization and distinguish between anions and cations.
A: Ion, is any atom or group of atoms with electric charges positive or negative.
Q: What determines whether a substance is an acid or a base? Brieflyoutline the pH scale.
A: pH is the figure that represents whether the given solution is acidic or alkaline on a logarithmic…
Q: Define ion and ionic bond.
A: To define: To define ion and ionic bond in biology
Q: Explain how cations form.
A: A cation can be described as the positive ion. It contains more protons than that of number of…
Q: why is the cp of solids lower than that of liquids
A: Cp is the specific heat. Specific heat of a solid or liquid is the amount of heat that raises the…
Q: Explain how hydrogen bonds between adjacent water molecules govern many of the properties of water.
A: Water is the source of life in all the ecosystems. Life had first originated on water. Water is the…
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: Explain how buffers maintain the pH of solutions
A: Buffer systems serve critical functions in both natural and laboratory environments. In nature, they…
Q: Describe ions and give an example
A: Anything that occupies space and has mass is defined as matter. All the things, living and non…
Q: describe the unique properties of water
A: Unique properties of water: Water is capable of dissolving a variety of different substances, which…
Q: waters ability to stick to other polar or ionic things is called?
A: Hydrogen bonds are defined as "not true" bonds similar to covalent bonds & ionic bonds. Hydrogen…
Q: _____________ compounds exclude water.
A: Rule of thumb that states that "like dissolves like" which means that polar molecules are dissolved…
Q: A buffer is composed of a weak acid and its _____________ base
A: Buffer is a solution containing an acid and a base, or a salt, that tends to maintain a constant…
Q: What happens when hydrochloric acid is dissolved in water?
A: Hydrochloric acid is a strong acid, on dilution in water the hydrochloric acid will dissociate into…
Q: Name several inorganic compounds.
A: Inorganic compounds: These are those compound which does not contain hydrogen and carbon bond where…
Q: Water forms stronger hydrogen bonds than ammonia. Suggest a reason for this.
A: Hydrogen-bonding is considered as the weakest bond, which is present between the two electronegative…
Q: Stearic acid is insoluble in water, and sodium stearate (a soap) is soluble. What causes the…
A: Lipids are macrobiomolecule that are made of hydrocarbons and is insoluble in non-polar solvents.
Q: Name the inorganic substances common in body fluids
A: Compounds, which are associated with life and life processes, depend on carbon (C) atoms. These are…
Q: another common term for ion is (starts with "e")
A: Ions are atoms with added electrons or reduced electrons. When the atom lost an electron, it will…
Q: What are the features of acids, bases, and salts that cause scientists to refer to them as…
A: Water is a polar compound that forms the base of all fluids in the world. This compound is made of…
Q: Explain the importance of bicarbonate buffer systems in the regulation of ph
A: Blood have various types of buffer system that maintains the pH of the blood to almost 7.4. it…
Q: Convert the hydrogen ion concentration (moles per liter) of a solution to a pH value and describe…
A: Suppose a solution has a hydrogen ion concentration of 20 mM. One needs to calculate the pH of the…
Q: True or False: Solid water is more dense than Liquid water.
A: Solid water is less dense than liquid water because, when liquid water molecule freeze into solid…
Q: identify the properties of ionic compounds and explain how the nature of the ionic bond is reflected…
A: Introduction- Elements present in the bond create higher differences which formed an ionic bond. The…
Q: Distinguish between polar and ionic compounds.
A: A polar bond is formed due to sharing of electrons and ionic bonds are formed by a complete…
Q: Substances those are partially dissolved in water are commonly known as
A: Molecules that are dissolved in water completely are called polar substances. Polar molecules get…
Describe the way an ionic solid dissolves in water
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