How does the carbonic acid–bicarbonate buffer system play an extremely important role in maintaining pH homeostasis of the blood?

Q: Differentiate the Carbonate buffer and phosphate buffer systems in terms of pH and pKa. Give…

A: When a weak acid and the salt of its conjugate base (or conjugate acid) are combined at specific…

Q: In real life situation, titrations are used everyday , specially in the medical world and…

A: Abdominal bloating occurs when the gastrointestinal (GI) tract is filled with air or gas. Bloating…

Q: Calculate the pH of the following: 0.20 M arginine  hydrochloride

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Q: Why do we titrate medications

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Q: When you calculate the pH of a buffer after adding small amounts of acid orbase?

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Q: Why starch indicator is added during the titration rather adding it before the titration?

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Q: Why are buffer solutions of increasingly higher pH used to elute the column that generates the…

A: The reason is as given below:

Q: environmental chemist needs a carbonate buffer of pH 10.00. How many grams of Na2CO3 must she add to…

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Q: This is a titration curve of an unknown amino acid. Does this look like glutamate? pH vs. Titrant…

A: The question is based on the concept of biomolecules. we have to establish the identity of the amino…

Q: Indicate the second endpoint for a citric acid titration (H3C6H5O7 Ka1-7.01x10-4, Ka2-1.70x10-5, and…

A: In the citric acid Titration,  Ka2 = 1.70×10-5 Now pKa  = -logKa2                     =…

Q: You tested the buffer capacity of 50 mL of a 40 X dilution of a 0.012 M Glutamic acid solution.…

A: pH+ pOH = 14 pOH = - log [OH-]   Also, No of moles = Molarity * Volume (L)

Q: 10.0456g of butter are analyzed using our procedure and the titrant above. The burette volumes were…

A: NaCl in butter is estimated by titrating against 0.1 N AgNO3 solution The reaction: NaCl (aq) +…

Q: You have a 1L 0.1M citric acid solution at a pH of 3.95 and you add to it 1 molar equivalent of…

A: Citric acid is a weak acid and here we have 1L and 0.1 M citric acid solution present. Citric acid…

Q: P3. What are the three main buffering system of the blood? bicarbonate, haemoglobin and (A) Write…

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Q: Write equations for the decomposition of H2CO3 (aq) and H2SO3 (aq).

A: H2CO3(aq) is an aqueous solution of the hydrated form of carbon dioxide gas, CO2(g). H2SO3(aq) is an…

Q: Amino acids with the general formula below can behave as buffers(R is some number of CH2 groups)…

A: (1)A buffer system is a solution that resists a change in pH when acids or bases are added to it. In…

Q: Aside from titrimetric method, name at least two more methods of analysis that can be used for…

A: Alkaloid are naturally occurring, nitrogen containg ,organic bases. For example: morphine , nicotine…

Q: What role do buffers play in maintaining a narrow pH range in the blood?

A: The role of  buffers play in maintaining a narrow pH range in the blood has to be given,

Q: From the Henderson-Hasselbalch equation, calculate the ratio of dihydrogen phosphate (H2PO4-) and…

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Q: A chemist titrates  220.0mL  of a  0.5638M  methylamine  CH3NH2  solution with  0.2456M   HBr…

A: Given, volume of methylamine = 220 mL Molarity of methylamine = 0.5638 M Molarity of HBr solution =…

Q: What precipitate is formed when you add HCl to an extraction of NaOH?

A: Here extraction of NaOH means the salt of RCOONa The general reaction is,

Q: Measuring the concentration of paracetamol in commercial panadol is called Select one: O a.…

A: Concentration is a measurable quantity.

Q: Write the stepwise equilibria for the neutralization of Na2CO3 with HCl.

A: This neutralization will take place in the two steps in every single step one molecule of HCl is…

Q: In the equation, A = abc, what does "a" represent? a.) molar absorptivity b.) absorptivity c.) path…

A: We are given equation  A= abc

Q: Write the reaction involved when ascorbic acid is titrated with: Iodine Dichloro-indophenol solution

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Q: Using the below values and the equation pI = 1/2 (pK1 + pK2) determine the pI value(s) for the…

A: To determine the pI value(s) for the titrated amino acid.

Q: Given the following buffer systems, the acetate buffer system would be the best choice to create a…

A: Answer: A buffer solution is the type of solution that resist the change in its pH on adding small…

Q: Write the balanced net ionic equation describing the phosphate buffer system.

A: The net ionic equation is a chemical equation that indicates the ions that are directly involved…

Q: write the balanced equations for the titration of oxalic acid (C2H2O4) with KOH.

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Q: During a titration, how will rinsing the buret with water instead of NaOH affect the concentration…

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Q: calculate the pH

A: Arginine.HCl+NaOH>>>>>Arginine+NaCl+H2O    now arginine exist as zwittor ions form…

Q: Write two chemical equations that show how the bicarbonate buffer system compensates for acidosis…

A: Acidosis: When too much acid is present in body liquids, It is known as acidosis. Alkalosis: When…

Q: The protein serum albumin has an isoelectric point of 4.90. Suppose you did a pH titration of a…

A: General abbreviation method: All the amino acids are given a three-letter abbreviation(or code)…

Q: What would be the result if Na2SO4 was added to milk? Would one be able to detct the presence of…

A: Na2SO4 when dissolved in water gives Na+(aq) and SO42-(aq). Milk contains calcium ion, Ca2+(aq).

Q: NAOH + CH;CH2COOHCH3CH;COONA + H2O A buffer solution is formed when sodium hydroxide is added to an…

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Q: 1. a) Describe Ph and Buffers for parental drug delivery? b)Explain the differences between PMDIS…

A: The pH value is one of the critical aspects of parenteral preparations, which should be as close to…

Q: What is the concentration of Cd2+ in a solution that is 0.10 M Cd(NH3)42+? (Kf = 4.0 x 106) Group of…

A: Given the initial concentration of Cd(NH3)42+(aq) = 0.10 M  The balanced formation equation of…

Q: A 0.150 M NaOH solution is being used to titrate 50.0 mL of a 0.150M ascorbic acid solutic a. What…

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Q: Which factors will cause protein denaturation? ( all that applies) - small metal ions - Na+, Ca2+,…

A: Given answer of choices, - small metal ions - Na+, Ca2+, Cl- - aqueous phosphate buffer - heavy…

Q: This is an experiment of the analysis of vitamin C tablets . Which 3 titrations should I use for…

A: You should take those 3 values , which are close to each other

Q: 4. You are given a 10X restriction enzyme buffer. You will be setting up a digestion reaction that…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: How to prepare 0,1 M citric buffer?

A: We aim to prepare 1 Liter of 0.1 M citric buffer, then chemicals required are- Sodium Citrate…

Q: Physical Properties of Urine Properties Observations Color and Odor   pH using universal…

A: Color and odor : Color varies from pale yellow to deep amber. It is a result of urochrome and how…

Q: What is the pH of the buffer containing 0.025 moles of sodium acetate and 0.030 mole of acetic acid?…

A: Henderson–Hasselbalch equation: This equation is used to calculate the pH of a buffer solution.…

Q: The pka of a dihydrogen phosphate/hydrogen phosphate buffer is 7.2 Using the Henderson-hasselbach…

A: Given: pH of buffer = 6.03  pKa of NaH2PO4 = 7.2 Concentration of buffer = 0.10 M And volume of…

Q: pi value

A: Titration curves are formed when the pH of the given solution varies after addition of alkali or…

Q: write equations for the decomposition of h2co3 (aq) and h2so3 (aq)

A: Decomposition reaction:It is a reaction in which a reactant is broken down into multiple products.

Q: What is the pH at which a buffer composed of CH3NH2 and CH3NH3+ would be most effective at resisting…

A: Buffer is a solution of weak acid or weak base with its conjugate base or conjugate acid…

Q: Write a few sentences that describe the relationship between CO2 and H+ in the blood.

A: CO2 serves as one of the functional regulators of cerebral blood flow(CBF). It is widely considered…

Applications of Molecular Spectroscopy

When light sources pass through the diffraction grating then light splits into different wavelengths. The light source produces two types of patterns that are shown as destructive and non-destructive. The light source is in the form of quanta that is quantitation.