If the addition of an acid or a base to a solution does not change its pH (or changed minimally), then that solution is referred to as a ________.

Q: Define concentration

A: The term concentration has different meanings in different context. Here, the biological or…

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: A student is presented with a sample of an unknown substanceand asked to classify the substance as…

A: A molecule is consisting of two or more atoms bound together by chemical bond. All living organism…

Q: ores

A: Chromatophores are pigment-containing cells that are responsible to provide coloration to skin.…

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: Water acts as a very effective solvent. True or false

A: True

Q: names of the following polyatomic ions:

A: Many molecules are present as simply binary materials s which are made up of metal cation as well as…

Q: Chiral compounds, have identical chemical properties but differing in certain physical and…

A: Chiral compounds contain atleast asymmetric carbon it means chiral carbon is attached with four…

Q: The average of a number of closely related but nonidenticalsequences is referred to as a…

A: Transcription is the process of converting DNA sequences into RNA copies. It reflects the gene…

Q: A _____________ is a type of mixture in which small particles are evenly distributed throughout…

A: When two or more substances mix with each other without participating in a chemical change, the…

Q: A difference in chemical concentration between one point and another is called a concentration…

A: When concentration of particles is higher in one side of the cell membrane and the other side of…

Q: Macro and micro elements

A: macro-nutrients required in comparatively larger amounts such as Nitrogen , Phosphorus , Potash ,…

Q: The ability of a solution to resist pH changes is called its____________________.

A: The solutions which resist pH changes in a specific range are known as buffers. If small amount of…

Q: A dehydration reaction (or condensation reaction) is the process in which _____.

A: Dehydration is a type of a chemical reaction that takes place generally during anabolic reactions.…

Q: In not more than 10 sentences, discuss briefly why is water called the universal solvent?

A: Water is an inorganic solvent with molecular formula H2O, made up of two hydrogen atoms and one…

Q: The product of the reaction between an aldehyde or ketone and an amine is called a _____________…

A: The product of the reaction between an aldehyde or ketone and an amine is called a Schiff base.

Q: As the pH increases the [ H+ ] ____, and as the pH decreases the [ H+ ] ____

A: A solution's acidity or alkalinity can be determined by the pH scale, which measures hydrogen ion…

Q: What do you mean by ground substance?

A: The extracellular matrix is a 3-D network of extracellular molecules, such as collagen,…

Q: What are buffers and why is it important in biochemistry?

A: Any solution that resists the change in acidity and basicity of the solution. It helps in…

Q: what are two similarities and differences between sodium and potassium and between sodium and…

A: Sodium and potassium belongs to same group, hence they are very similar in properties. Sodium and…

Q: The chemical reaction where an aldehyde or ketone reacts with an alcohol in the presence of an…

A: Functional groups are the chemical entities which provide specific characteristic for reactions to…

Q: In biological systems, buffers are important because they facilitate changes in pH to enhance…

A: A biological buffer is an organic material which acts as a H+ ions neutralizer. A biological buffer…

Q: Hydrophobic substances such as vegetable oil are

A: A hydrophobic colloid is something that does not dissolve, mix with, or moisten when exposed to…

Q: A ____ is a substance that is dissolved in a liquid.

A: Mixture is a material which is formed by mixing two or substances. If something is dissolved in the…

Q: What is the pH

A: This question is based on the Henderson-Hasselbach equation. According to this equation,” when the…

Q: True or False: The output of the Mass Spectrometer gives us the exact mass of a molecule.

A: The output of the mass spectrometer is the separation of molecules based on their m/z (mass to…

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: pH represents the:

A: Answer - pH stands for potential of hydrogen and it is calculated as negative logarithm of hydrogen…

Q: Do an in-depth research about Emil Fischer's Work and contributions to Biochemistry. Please include…

A: He is the second Nobel prize winner in chemistry .  His main works was on the sugars and purines…

Q: An element is a pure substance that cannot be broken down into other substance by physical or…

A: An element is any substance which is composed of only one kind of an atom.

Q: An -OH group is a(n) _______ group.

A: The functional group is a specific group of atoms or bonds within a compound that is responsible for…

Q: Uracil is an example of the _____________ class of nitrogenous bases.

A: The genetic material DNA is made of different types of nitrogenous bases. These nitrogenous bases…

Q: Difference between weak and strong acid

A: An acid is a chemical substance or agents that release hydrogen ions when dissolved in water. The…

Q: How to determine the relative concentration of H+ and OH- in a solution

A: There is a relationship between the [H+] ion and the [OH-] ion and just like that between the pH and…

Q: What is mean by biochemistry

A: Science is a wide discipline that deals with physical, chemical and biological processes. The main…

Q: true or false The bonds linking bases and sugars are covalent.

A: Nucleosides are glycosamines. They are composed of a nitrogenous base and a sugar molecule.  The…

Q: In an aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak…

A: Acids are chemical substances that are able to donate a proton and often release H+ ions on…

Q: the pH of a cleaning solution with a [H3O*]

A:

Q: This structure represent

A: The hydrophilic head and hydrophobic tail of the phospholipid bilayer are present. The intrinsic…

Q: The state function that measures the disorder of the system is_____________________.

A: Entropy is defined as the measure of the unavailable energy in a thermodynamic system, which is also…

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: A Base is a measure of the quantity of

A: bases are chemicals which tent to taken protons and gives hydroxyl ions . they are also chemicals…

Q: In a base, the hydrogen ion concentration is ____ than the hydroxide ion concentration.

A: In case of water, H+ and OH- concentration is equal. As the ionic product of water at 298 K is 1 x…

Q: lipids

A: Asked : Lipids

Q: what happens when a dishwashing liquid mixed in water

A: Dishwashing liquids are those liquids that are used to clean the dishes like crockery etc in the…

Q: Both fats and oils produce glycerol and fatty acids when hydrolyzed in an acid solution, true or…

A: Both the fates and oils are simple lipids. These are the esters of fatty acid with glycerol, hence…

Q: What is the difference between the fields of Biological Chemistry and Biophysical Chemistry? In…

A: The study of chemical processes within and pertaining to live beings is known as biochemistry or…

Q: Buffers also exist in biological systems. Discuss the composition and function of one example of a…

A: Buffer solutions often are weak acid/strong acid and conjugate base. buffers resist the…