When substrate interacts with chymotrypsin, which enzyme feature functions to position the side chain adjacent to the peptide bond to be cleaved? Ooxyanion hole Oacyl-enzyme intermediate tetrahedral intermediate catalytic triad hydrophobic pocket

Q: (NH₄)₂SO₄ has a van't Hoff factor of i = 2.3. What is the concentration of particles in a 0.6101 M…

A: Ammonium sulfate has a number of uses in the treatment of drinking water. Ammonium sulfate is…

Q: Ca(NO3)2 will be more soluble in

A: In its anhydrous form, calcium nitrate is readily soluble in water, equivalent to a solubility of…

Q: Q/ Prepare 0.1 N and 0.1 M of 98% H₂SO4 in 250 ml. M.wt of H₂SO4 = 98 g/mol, and its Specific…

A: 98% solution of H2SO4 means 98 g of H2SO4 is present in 100 g of solution.

Q: 3. The Ecell for agalvanic cell composed of a Li electrode and an unknown electrode was found to be…

A: Given: Ecello=2.91 V ELi+|Lio=-3.05 V

Q: The first four ionization energies (IE) for an atom are given below. What is the identity of this…

A: Ionization energy can be defined simply as a measurement of an atom's or ion's propensity to give up…

Q: Sn is the cathode; Ag is the anode; electrons flow from left to right Sn is the anode; Ag is the…

A: Greater the value of standard reduction potential of a redox couple , stronger be the oxidizing…

Q: 77. Determine the freezing point depression when 0.150 m solution of HCl was mixed in water.

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: 13) Trinitrotoluene (TNT) is an explosive. It releases 5,076.5 KJ of energy for every mole of TNT.…

A: 13) Decomposition reactions are the reactions in which chemical species break up into simpler parts.…

Q: 1. Cite some of the limitations of the Du Nouy method. 2. What are the advantages of using a Pt-Ir…

A: Du Nouy ring method - Du Nouy ring method is a technique used for measuring the surface tension of a…

Q: 1. A sample of 23.4 grams of sodium hydroxide is mixed with 18.7 grams of lithium sulfide, producing…

A:

Q: Use the following The triple point temperature: The state of the gas at -65°C and 9,000kPa: Pressure…

A: Phase digram of CO2

Q: b. CH3CH2 I' H C-C ..ll CH3 H CH3

A:

Q: Question 6 AC 2.2 (1) The group 1 alkali metals such as sodium react violently with water and all…

A: All group 1 alkali metals are highly reactive with water and will react to produce the corresponding…

Q: Chromium(VI) is a widely used form of chromium that is also highly toxic (see the movie Erin…

A: To determine the concentration of Cr(VI) present in the unknown sample given that when a 20.00 mL…

Q: Consider the following reaction: ethanal and hydrogen cyanide combine to form acetal cynohydrin…

A: It is not necessarily true that all of the reactants will immediately change to the product when…

Q: 6. The product/s of the reaction of (S)-3-methyl-1-hexene with water with catalytic amount of H2SO4…

A:

Q: 5.51 Locate the stereogenic centers in each Newman projection and label each center as Ror S. a. b.…

A: To determine the R/S configuration first convert Newman projection into Flying wedge formula or…

Q: 3. Label the weakest carbon-hydrogen bond (only consider homolytic bond cleavage) in the following…

A: Homolytic bond clevage or homolysis is the breaking of bonds where the bonding electrons are split…

Q: Indicate, by letter, the strongest acid and the weakest acid of those below. (CH₂)₂N- COOH The…

A: Acid StrongAn acid that totally separates from water is referred to be a strong acid. It is a…

Q: The reaction below is performed and the following experimental results are obtained. 2 1 (aq) +…

A:

Q: The figure below shows a typical separation of several fat-soluble vitamins by HPLC. The x-axis is…

A: 1) Retention time is the time taken by the analyte between its injection and appearance of the peak.…

Q: Given the following atoms: AN Answer the following: Largest radius [Select] Lowest first ionization…

A: (A)Nitrogen represents by  N . (B) Neon represent by Ne. (C) Flourine represented by F (D) Lithium…

Q: Can you show the mechanism

A:

Q: at a given depth in the ocean pressure is 2,261 torr. what is the atmospheric pressure on kPa?

A: Given : pressure = 2261 torr Tip : 1 torr = 0.133322 kPa

Q: Consider the following reaction: N₂ + 3H2 → 2NH3 The rate of formation of NH3 is 3.0 mL/min. The…

A:

Q: (i) (ii) 2. Write the complete stepwise mechanism for this reaction. Show all electron flow with…

A:

Q: Calctulate the equilibrium constant for the main reaction that occurs when sodium hydroxide is added…

A: Answer: 2.0×10^5

Q: How do you think the amount of 1-propanol affects the amount of product present when the…

A: If 1-propanol reacts with waste oil like triglycerides and form esters.…

Q: From the following formula of an ointment, calculate the grams of zinc oxide required to make 100 g…

A: We have find out the grams of zinc oxide required to make 100 gm of ointment.

Q: Suppose the radius of an atom in a face-centered cubic unit cell is 0.17 nm. What is the edge length…

A: Given :  Radius of atom in face centred cubic = 0.17 nm  Radius of atom in body centred cubic = 0.28…

Q: True or false? 10.0 g of sodium metal is required to produce 10.0 L of hydrogen gas at SATP when…

A: Given : sodium and water reacts Sodium = 10 g

Q: Balance the following equation [?] Cu + [?] HNO3 → [?] Cu(NO3)2 + [?] NO2 + [?] H₂O Note: Input the…

A: The unbalanced chemical equation given is  Cu + HNO3 → Cu(NO3)2 + NO2 + H2O

Q: Use the References to access important values if needed for this question. n automobile engine…

A: First law of of thermodynamics : The change in internal energy is the heat added in the system minus…

Q: d. H H.C. C ОН NH Tylenol С. Н

A: Given,

Q: give the product (s) of the reaction when it reacts with HBr/ROOR in presence of heat or energy.…

A:

Q: Which of the following alcohols will dehydrate slowest when heated with a strong acid? 0 0 00 OH OH…

A: In all these reactions hydroxyl get protonated by acidic hydrogen and leaves water back then it the…

Q: Predict the major alkene product of the following El reaction: CH₂CH3 CI CH3 HOAC heat You do not…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 2.(a) Consider the isomers shown below. 100 50 Bumba 41 51 65 77 0 100 a on Br…

A: 2.(a) Mass spectrometry is one of the best techniques for analyzing the structure of a molecule and…

Q: Determine the binding energy and mass defect of Boron nuclide (A = 11, Z = 5). Note: mass of proton:…

A:

Q: 3. You dissolve 25 grams of MgBr₂ into 250 ml of water. Calculate the formula mass of MgBr2…

A:

Q: 1. Identify the type or types of intermolecular forces (London, Dipole-dipole, H bond) present in…

A:

Q: The compound shown below is the product of a Claisen condensation. Draw structural formulas for the…

A: In claisen condensation, two ester molecules are condensed produce a beta keto ester

Q: 5.2 mol of solid sodium is reacted with 2.8 mol of fluorine to form sodium fluoride as shown in the…

A: Two mole sodium react with one mole fluorine produced two mole of sodium fluoride

Q: The equilibrium constant, Kc, for the following reaction is 55.6 at 698 K. H₂(g) + I2(g) → 2HI(g)…

A: The given reaction is H2(g) + I2(g) ⇔2HI(g) Initial concentrations are  [H2]I =moles of H2Volume of…

Q: voltaic cell reaction at 298 K: 3Ce4+(aq) + Cr(s) → 3Ce3+(aq) + Cr3+(aq) Given: Ce4+ (aq) + e- →…

A:

Q: costosen 4. In a single replacement reaction, chlorine and sodium bromide react to form sodium…

A:

Q: How many atoms of He in a 1.5 mol sample? Note: Your answer is assumed to be reduced to the highest…

A: To find out the number of atoms, use the conversion factor for mol to atom and convert moles in…

Q: 5. Which of the following statements regarding the reactions below) is the best? ● ● ● heat + heat A…

A: [4 + 2]Cycloaddition is thermally allowed while [2 + 2]cycloaddition is thermally not allowed.

Q: TRUE OR FALSE: Beer's Law relates the amount of the absorbing species with the transmitted radiation…

A: The concept used here is from photochemistry topic of chemical kinetics.  Here we are asked about…

Q: 2. 2.5 liters of oxygen gas are mixed with 3.8 liters of hydrogen gas to form water. What is the…

A:

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.