(a) What is the difference between a zymogen and an allosteric enzyme? (b) Why would the active form of thrombin be produced only when an injury in tissue occurs?

Q: 18. (R)-Butane-1,2,4-triol 19. 2-Chlorohex-3-yn-1-ol 20. (1R,2R)-Cyclopentane-1,2-diol

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Q: Draw the molecular orbital (MO) electron diagram for the O₂ molecule. Be sure your diagram contains…

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Q: Chemistry 1a. Draw the structure of dehydroascorbic acid. 1b. Draw the structure for ascorbic acid.…

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Q: efficiency

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Q: For pentane, the AH of vaporization is 26.22 kJ/mol and the AS of vaporization is 87.88 J/mol-K. At…

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Q: How many liters of 0.88 m solution can be made with 25.5 grams of lithium fluoride

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Q: Consider the reaction. N₂(g) + 20₂(g) 2NO₂(g) Using standard thermodynamic data at 298K, calculate…

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Q: O N ZI NaCl NaOAc NaOCH3 NaOH A H₂O H₂SO4 Δ

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Q: if 23.1g of NaOH ( MM= 40.00g/mol) are added to a 500ML volumetric flask, and water is added to fill…

A: Given :  Mass of NaOH = 23.1 g  Molar mass of NaOH = 40.00 g.mol-1  Volume of solution = 500 mL  To…

Q: coloured and why? Explain. Example 8. Which of the following ions are expected to be 3+ 2+ Cut,…

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Q: Calculate and report the energy, in units of joules, associated with each absorbance maximum.

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Q: What makes formic acid different from other monocarboxylic acids? Illustrate with equation two…

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Q: Choose the correct starting material and reagents for this transformation using a Diekmann…

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Q: The acid-dissociation constant (Ka) of hydrocyanic acid (HCN) at 25.0°C is 4.9 × 10-10. What is the…

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Q: Balance the following chemical equation (if necessary): C6H6O(I) + O2(g) -> H20 (g) + CO2 (g)

A: given reaction,  C6H6O (l) + O2(g) → H2O(g) + CO2(g)

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Q: please answer a-e Consider the diatomic cation NF2+. Draw the MO diagram and answer the following…

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Q: . Consider the equilibrium 4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H₂O(g). Predict the effect on the…

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Q: Which one of the following processes produces a decrease in the entropy of the  system?  A. boiling…

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Q: When the following equation is balanced properly under basic conditions, what are the coefficients…

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Q: Interconversions of acid derivatives O acid chloride || R-C-CI O O || R-C-0-C-R anhydride O R-C-OR'…

A: Note : Carboxylic acid derivatives undergo acyl substitution reactions with different nucleophiles…

Q: G. ? 1. LiAlH₁ 2. HO H ? CH₂CH3NHCH3 ? I. J. OH H2O K. ? 1. DIBAL 2.H2O ? L. ? ل ل ل

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Q: For the titration of 50.0 mL of 0.0500 M Sn2+ with 0.100 M Tl3+. Both the titrand and the titrant…

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Q: Select the meta-substituted dibromobenzene Br Br Br Br & § Br Br B C A B C D A Br D Br

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Q: 0.151 moles of N₂ in a 5.42 L container at a temperature of 462K 0.595 moles of N₂ in a 5.90 L…

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Q: Draw all resonance structures for the NO2− polyatomic ion?  How many resonance structures are there?

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Q: Write the pressure equilibrium constant expression for this reaction. 2 H₂(g) + O₂(g) → 2 H₂O(1) X

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Q: Give the mechanism Br₂ hv NBS A q

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Q: Example 6. Why does Mn(II) show maximum paramagnetic character amongst the bivalent ions of the…

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Q: 1. Starting with diethyl malonate, prepare the compound shown. All H₂C CH₂ H₂C -CH₂

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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.