How to determine the relative concentration of H+ and OH- in a solution
Q: What do buffers do and why are they important in biological systems?
A:
Q: A buffer can protect against changes in pH when hydrogen ion or hydroxide ion is added to a reaction…
A: Buffer solution is two types, Acidic buffer - this is composed of a weak acid and it's conjugate…
Q: what is the molar concentration of 80g of glucose dissolved in sufficient water to make two liters…
A: We know, the molecular weight of glucose is 180.1 g/molThe molar concentration of 80g of glucose…
Q: What are the properties of water and their importance.
A: Water is a compound formed of two elements i.e, hydrogen and oxygen. It has a chemical formula of…
Q: What would happen to the pH of your soap if you washed the precipitated soap in twice as much volume…
A: pH is the expression of negative logarithm of hydrogen ion concentration in a solute or solvent. pH…
Q: Water 1H2O2 is more polar than hydrogen sulfide 1H2S2. Explain.
A: Polarity is the separation of electric charge leading to a molecule or its chemical groups having an…
Q: Find the molarity of a solution that is made by dissolving 76.54g NaCl in enough water to make a…
A: Molarity is used to describe the concentration of a solution. It is the number of moles of solute…
Q: Using chemical equations, explain how bicarbonate ion and carbonic acid function as a buffer pair.
A:
Q: What carbon in uracil is derived from carbon dioxide? Drawthe structure to illustrate your answer
A: Uracil is one of the four nucleobases in the nucleic acid RNA that are represented by the letters A,…
Q: Why are buffers important in living systems? please explain
A: A buffer is a solution that can withstand pH changes when acidic or basic substances are added to…
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: 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: 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: Why does buffers is significant inside a human body?
A: A buffer system is a solution that resists a change in pH when acids or bases are added to it.…
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: Ag+ , K+ , Pb2+, Zn2+ : Classify the Bronsted-Lowry acidity of these cations
A: Brønsted–Lowry theory, known as proton theory of acids and bases. It stated that any compound that…
Q: Tomato juice has a OH- concentration equal to 1 X 10 -10, what is the pH of this solution?
A: In a solution, the negative log of the concentration of hydrogen ion denotes the pH and the negative…
Q: what is a hydration number
A: Hydration refers to the interaction of a molecule or substance with water. Water interacts with…
Q: Antacids are a common over-the-counter remedy for heartburn, a condition caused by an verabundance…
A: Antacids are a group of medicines that facilitate to neutralise the acid content of your abdomen.…
Q: What is the pH of 1.77 M HCI solution? Your Answer: Answer
A: pH: It uses to measure the acidity or basicity of a solution. It is measured on a scale of 1 to 14…
Q: What is diluted acid
A: Acids are compounds containing hydrogen that can be replaced by a metal. Acid dissolve in water to…
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 pH scale is valid only for water. Why is this so?
A: The scale which is used to measure the acidic nature or basic nature of all aqueous solutions is…
Q: Which of the following ionizes completely in solution and is considered to be a strong acid? Select…
A: Acid Acid are those compounds which give hydrogen ion when dissolved in water.
Q: Butanoic acid (C3H7COOH) is described as a weak acid. Define the term weak acid
A: Acids are chemical compounds that taste sour and turn the blue litmus red. They have a pH of less…
Q: Why would a crystal of NaCl dissolve in water?
A: Sodium Chloride (NaCl) also known as salt which is an essential compound our body uses to absorb and…
Q: what determine molecule's solubility or lack of solubility in water
A: The solubility of one substance in another is determined by the balance of intermolecular forces…
Q: How is the molality of a solution different from its molarity?
A: A solution is composed of solute and solvent. The relative amount of solute and solvent present in a…
Q: What is meant, in terms of concentration of H+ and OH- ions, if we say a solution has a neutral pH?
A: pH is defined as negative logarithm of hydrogen ion concentration in a medium. pH is the measure of…
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: Another characteristic of modern buffers such as HEPES is that their pH changes little with changes…
A: Base and acid both interact with each other and form salt and water. They both are used in everyday…
Q: What element is an essential component in organic compounds
A: Organic compounds are those compounds which were first identified in living systems. These compounds…
Q: Determine the pH of a solution composed of 1 M acetic acidand 1 M sodium acetate.
A: pH is a scale that is used to specify the acidity or basicity of an aqueous solution. Acidic…
Q: What is the molarity of the following solution: 47g of KCl dissolved in enough water to give 375 mL…
A: Molarity (M) is the amount of a substance in a certain volume of solution and is also known as the…
Q: the pH of a cleaning solution with a [H3O*]
A:
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: If there is an increase in the hydrogen ion concentration from 38 nmol.l-1 to 82 nmol.l-1, what does…
A: Acids and Bases:Acids: These are solutions that contain many hydrogen ions and it is represented as…
Q: What do buffers do? Describe a buffer system in the human body. Why is this important?
A: It is critical for the body to operate effectively that pH management is strict, with the body…
Q: Beer’s law is strictly obeyed only in dilute solutions. Why?
A: It is frequently expected that Beer's Law is consistently a direct plot portraying the connection…
Q: How can an ion-exchange column separate both anions and cations
A: Ion exchange chromatography is applicable for the separation of charged molecules. In this…
Q: :OH KMNO4
A: Potassium permanganate (KMnO4) is a very strong oxidant which is able to react with many functional…
Q: alanine that would exist at the pH indicated below.
A:
Q: A solution with a low pH means what?
A: pH is the chemical parameter that influences the outcome of the chemical reaction. Different…
Q: What quality of zwitterions makes them desirable buffers?
A: A buffer is a solution that can withstand pH changes when acidic or basic components are added. It…
Q: Explain the difference in the melting points of the linoleic acid and linolenic acid:
A: The fatty acids are the compounds that are also present in the cell membranes and allow for the…
Q: Referring to PHC elements, why is PHC not relevant today
A: *Primary health care system* PHC is a whole-of-society approach to health that aims to ensure the…
Q: Why are buffers important in living systems?
A: Many biochemical processes require the maintenance of pH within a narrow range for proceeding at the…
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