:Ö: :Ö-H Н—С—ӧ—н - CH3 :Ó-CH,
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- Write a sample chemical reaction of chymotrypsin in a complete balanced equation label the following properly: substrate/s, cosubstrate/s, and cofactor/s Show all the changes in the reacting components small molecules should be in their skeletal form large molecules could be shown as hybrid structures - reacting/interacting groups in skeletal form, the rest of the molecule as abbreviations/blocks/shapesA monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H+ (aq) + A¯(aq) The equilibrium concentrations of the reactants and products are [HA] = 0.220 M, [H+] = 3.00 × 10−4 M, and [A¯] = 3.00 × 10−4 M. Calculate the value of pKa for the acid HA. pKa =1. a. What is the abbreviated name for the molecule below? (3 letters) What is the abbreviated name of this molecule if it has two phosphates? What is the abbreviated name of this molecule if it has one phosphate? From your answers above, circle the form of the molecule that has the most energy. What type of energy is this? circle all that apply: (KINETIC / POTENTIAL / CHEMICAL) Where is the energy? b. Identify the three main parts of this molecule. (write on the red brackets i-iii) c. Parts ii and ii together make (blue vertical bracket) ii. NH2 НО-Р ОН ОН ОН ОН ОН iii d. What is the specific name for this molecule? e. This molecule is also a monomer building block of which biomolecule (be specific) The general name for this type of monomer is 2. a. Put arrows by the two high energy bonds on the molecule above. Explain why these functional groups are difficult to join. (hint: these are acids. Circle the H that will be donated at cellular pH). (MORE / LESS/ the SAME amount of) energy…
- Calculate the standard Gibbs energy of formation of H,O(g) at 25 °C. Method Write the chemical equation for the formation reaction, and then the expression for the standard Gibbs energy of formation in terms of the Gibbs energy of each molecule; then express those Gibbs energies in terms of the molecular partition function of each species. Ignore molec- ular vibration as it is unlikely to be excited at 25 °C. Take numerical values from the Resource section together with the following rotational constants of H,O: 27.877, 14.512, and 9.285 cm-1, Take for the atomization energy of H,O the value -237 kJ mol-'.Atoms A and B interact to form a compound, AB2. When measured, atom A has a partial negative charge and atom B has a partial positive charge. From this information, we can conclude what? Select only ONE answer choice. Note: - means "approximately equal to" , A > B means "A is greater than B" , and A B: AB2 is hydrophilic Not enough information to answer the questionWork out the following problems:a. Will an H bond form between H3C—CH=O and H2O? Draw asimple figure to support your answer.b. Draw the following molecules and determine which are polar:Cl2, NH3, CH4.c. What is the pH of a solution with a concentration of0.00001 moles/ml (M) of H+?
- For the following reaction: HNO3 H2SO4 NO2 NO2 NO2 10% 8% 82% 1. Write a reasonable mechanism, using curved arrow notation to show the flow of electrons, for the formation of all three products. Your answer should include all important resonance structures. 2. Using the mechanism and resonance structures, provide an explanation for the product ratios shown.Using the information shown in the image and the structural details of the K+ channel, answer and explain the following: A. Calculate the ratio (F1/F2) of the electrostatic force (F1) produced by the interaction between a K+cation and one O atom of a carbonyl in the selectivity filter, and the force (F2) between a Na+ cation and one O atom of a carbonyl in the selectivity filter. Use this ratio to explain why the channel is selective for K+ relative to Na+?1) Define metabolism and describe the importance of metabolism to life. 2) Calculate the change in free energy (∆G ) for the below reaction and answer the two follow up questions: Gfinal state = 3.4 kcal/ mol and Ginitial state = 10.7 kcal/ mol Recall: ∆G = Gfinal state – Ginitial state a. Is this a spontaneous or non-spontaneous reaction? Explain. b. Is there energy released from this reaction which can be used to do work? Explain. 2) List four conditions which impact an enzymes rate of activity. Explain.
- Consider the following chemical equation whose delta(G) = 9kcal/mol: AC + BD ---> AB + CD what are the reactants and what are the products is this reaction spontaneous? How do you know? Is energy released or consumed by this reaction? If an enzyme, which catalyzes this reaction is added, what will happen to delta (G) If this reaction is coupled to another reaction, whose delta(G) is -12 kcal/mol, what will be the net delta(G) value? will the overall reaction be spontaneousAnother fossil-fuel gas used in cooking appliances is "propane", used commonly in backyard grills and RV/camping stoves. Propane is a bigger hydrocarbon: 3 carbons single-bonded in a chain, and the remaining bonds are taken by hydrogen. Its formula is C3H8 and its structure is shown below. KEY POINT: the products are the same as the combustion of methane, but more is produced. The graphic below shows that one propane molecule reacts with 5 oxygen molecules to form molecules of carbon dioxide. C3Hg + 502 → 3CO,+ 4H,0 00O 000 SUOLDICIATEFIEETILNED I RLIANMr CASIRICTIOonL H[References) The AG" for the reaction ATP + H₂O ADP + P + H+ is -30.5 kJ mol'¹, Other organophosphate species also undergo hydrolysis of the phosphate moiety via a similar reaction. Determine the value of AG for the following reactions and indicate if the reaction will proceed spontaneously in the direction written if the reactants and products are initially in a 1:1 molar ratio. a. ATP + Glucose ADP+ Glucose-1-phosphate AG⁹¹ = kJ mol-1 The reaction is (The hydrolysis reaction for glucose-1-phosphate is Glucose-1-phosphate + H₂0 Glucose + P + H+; AG-20.9 kJ mol ¹.) b. ATP + Glutamate Carbamoyl phosphate + ADP AG The reaction is kJ mol-1 (The hydrolysis reaction for carbamoyl phosphate is Carbamoyl phosphate + H₂0 Glutamate + P, + H+ ; AG¹ = -51.4 kJ mol ¹.) Submit Answer Try Another Version 3 item attempts remaining
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