To minimize the sharp pH shift that occurs when a strong acid is added to a solution, is it better to add a weak base or a strong base? Why?
Q: When comparing pH, a solution with a pH of 5 contains 100 times the amount of H+ when compared to a…
A: pH of a solution is nothing but the negative log of hydrogen ion concentration in a solution . it…
Q: If a less concentrated initial solution of socium bicarbonate was used in beaker C, would that…
A: The reaction between an acid and base is called a neutralization reaction. The product obtained is a…
Q: Which Latin word is the word acid derived from? What does that Latin word mean? Why is relying only…
A: The acids called acid because it has few chemical properties.
Q: What determines a molecule’s solubility or lack of solubility inwater?
A: Solubility is defined as the property of different substances ( including, solid, liquid, gas) known…
Q: why is water important in biochemistry?
A: Water is made up of two small, positively charged hydrogen atoms and one massive, negatively charged…
Q: What is the ideal pH range?
A: higher concentrations of H+ ions
Q: How do I describe the organization of a pH scale?
A: the organization of a pH scale:
Q: What is the significance of pH value? What makes something basic vs acidic?
A: Autoionization of water is a process through which water molecules generate hydrogen ions and…
Q: What is the approximate pH of a solution labeled 6 x 10-5 M HBr? * 4.2 O 4.5 5.8 O 9.8 O 8.2
A: pH is the measure of the strength of H+ ion or Hydronium ions in solution. pOH is…
Q: . How do buffers regulate the pH of a fluid?
A: Hydrogen ions (H+) are a charged form of a hydrogen atom. A hydroxide ion (OH-) is made up of an…
Q: What is a pH buffer and why are they important?
A: pH is the force of hydrogen or the capability of hydrogen. which is utilized to gauge the sharpness…
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: 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: Which solution is more acidic, one with a pH of 4 or a pH of 5? What is the concentration of H+ ions…
A: The pH is the power of Hydrogen and is used as a measure of the acidic or basic character of a…
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: In your own words, what is a buffer solution and how does it work? *
A: The pH scale is used to detect whether an aqueous solution is acidic or basic. Acidic solutions have…
Q: Why does the addition of acid have so much less of an effect on the pH of blood than it does on the…
A: Blood has a pH of around 7.4 to 7.6. The pH of the water is around 7.0. Blood is composed of red…
Q: Why is it essential for compounds like salt (and glucose) to soluble in the water found in our body?
A: In our body, glucose and salt are important molecules. Glucose is an important part of the body…
Q: What is the pH of a solution that has OH– concentration of 10-9 M?
A: pH is a scale value which is used to determine the acidity or basicity of the solution. The Acidic…
Q: You are asked to design three buffers of the following pH values: 9.10, 10.45, and 4.65. You have…
A: Buffer: It is a solution that can withstand pH changes when acidic or basic components are added.
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: 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: How can a neutral salt be formed from acids and bases?
A: Salts are formed when an acid combines with a base.
Q: Why do we want to know the pH?
A: pH is defined as the quantitative measure of the acidity or basicity of aqueous or other liquid…
Q: What happens to pH of buffer solutions when small amounts of acid and base is added?
A: A buffer is a solution containing a strong acid and its conjugate base or a weak bases and its…
Q: Why is ice less dense than water?
A: In Ice, each oxygen atom is surrounded by 4-H atoms at the corner of a tetrahedron.
Q: Is a solution highly concentrated if it is saturated? Is a solution saturated if it is highly…
A: A saturated solution is a solution in which the solvent cannot dissolve any more solute to increase…
Q: Which of the following substances would be considered basic? A. hydrochloric acid (pH 1.0) B.…
A: Introduction pH plays and important role in determining the concentration of H+ ions in the…
Q: why is the different pH value of tap water and rainwater?
A: pH pH is a scale of measurement, which indicates the nature of a solution (acidic, basic or neutral)…
Q: if pH level of solution changes from pH 5 to pH 2, how much acidity increased in that solution and…
A: pH is the scale that indicates whether an aqueous solution is acidic or basic. Mathematically, pH =…
Q: What is the effect of adding a small amount of a strong acid or strong base to the acidity of a…
A: Acids are substances that are capable of donating hydrogen to other substances. Acids are also…
Q: When table sugar, sucrose, dissolves in water, is the water the solvent or the solute?
A: The common sugar is known as sucrose. It is a disaccharide molecule, made of glucose and fructose…
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: 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 does it mean when we talk about acid equivalents and base equivalents?
A: Acids are chemical compounds, which are known to lose protons in the solution. The base is the…
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: How are different pH levels maintained in different places in the human body? Why are these pHs…
A: pH is used to quantify a basic or acidic substance. pH plays an important role in the human body…
Q: How would you prepare 3L of a basic buffer having a pH of 8.6 where the concentration of base is…
A: A buffer solution is any solution that is a mixture of weak base and its conjugate acid or…
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: Using a ph meter you find the ph of an unknown solution to be 8.0. How would you describe this…
A: pH scale, which ranges from 1 to 14, is used to measure how acidic or basic a compound is.
Q: What is the pH of a buffer prepared by adding 30.0 mL of 0.25 M acetic acid (CH₂COOH) (K. = 1.7 x…
A: The pH of a buffer prepared by adding 30.0 mL of 0.25 M acetic acid to 125.0 mL of 0.15 M sodium…
Q: Which properties of buffer solution will maintain the solubility of the proteins and How can we…
A: Buffer solution - it is commonly used in the lab. It is a solution which resist change in pH with…
Q: Which of the following is TRUE if pH is higher than the pka of the buffer? O [weak acid]…
A: A buffer is a solution that is composed of a weak acid and its conjugate base. The pKa value is the…
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: What distinguishes a weak acid from a strong acid?
A: Base and acid both interact with each other and form salt and water. They both are used in everyday…
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…
Q: Are naturally occurring pH buffers present in living organisms?
A: pH refers to the hydrogen ion (H+) concentration in a solution. The pH scale ranges between 0 to 14…
To minimize the sharp pH shift that occurs when a strong acid is added to a solution, is it better to add a weak base or a strong base? Why?
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- A buffer solution is composed of 1.00 mol of acid and 1.75 mol of the conjugate base. If the pKa of the acid is 3.60, what is the pH of the buffer? pH=Which Latin word is the word acid derived from? What does that Latin word mean? Why is relying only on this definition not a good way to define acids?You have given two proteins with a pI of 4.5 and pI of 7.7? Using an anion-exchange column, how can these two proteins be separated. What buffer could you prepare?
- We usually say that a perfect buffer has its pH equal to its pKa. Give an example of a situation in which it would be advantageous to have a buffer with a pH 0.5 unit higher than its pKa.Which lipid sample is soluble or miscible in water? Explain.How would you prepare 3L of a basic buffer having a pH of 8.6 where the concentration of base is 0.1N?
- What is the pH of a solution of 100 ml of 0.01 M H3PO4 and 100 ml of 0.01 M Na3PO4?I want to make a buffer solution containing 1 M glycene pH = 10 (Na+), 1 mM ZnCl2 , 1 mM MgCl2. I have the stock solutions 1 M glycene, 1 M MgCl2, 1 M ZnCl2, and 10 M NaOH. My final volume of buffer solution needs to be 250ml. how much (in ml) of each solution should i put into my buffer?Can a peptide act as a buffer? If so, why?
- The pH of a solution containing 20 mL of 0.120 N NaOH and 35 mL of 0.120 N NaOH is 1.49. True or False?What is the pH of an aqueous solution with {H3O+} = 6x10-12Can you explain the various options and how did you come to the answer? How to determine when something is a weak acid? Or strong acid or base?