In the formula below, which component is in the oxidized state? H2 + F2 --> 2H* + 2F (Apologies for the lack of subscripts and superscripts in the answer choices they don't display in the published quiz.) a. H2 b. F2 c. 2H+ d. 2F H2 F2 O 2H+ 2F-
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- Refer to the figure shown here, and determine the value of E for the overall oxidation/reduction reaction (refer to the book/lecture slides if you need help with the overall reaction). 121/202 + 2H+ + 2e → H₂0 NAD + H* + 2e → NADH O-1.136 volts O 0.496 volts O+1.136 volts voltsm -0.496 volts EU (volts) +0.816 - 0.320Refer to the figure shown here, and determine the value of E for the overall oxidation/reduction reaction (refer to the book/lecture slides if you need help with the overall reaction). 11/12102 + 2H* + 2e¯ → H₂0 NAD + H* + 2e → NADH O-1.136 volts 0.496 volts +1.136 volts -0.496 volts EU (volts) – 0.320Given the following reactions or reaction conditions, determine which are spontaneous. Choose one or more: Select one or more answers and submit. For keyboard navigation... SHOW MORE ✓ a b с Multiple answers: Multiple answers are accepted for this question d AG°¹ = +12.0 kJ/mol AG⁰¹ > 0 Keq = 10000 AH 0 Your answer
- Acetazolamide is a drug which inhibits carbonic anhydrase. Carbonic anhydrase participates in regulation of the pH and bicarbonate content of a number of body fluids. Figure 2 shows the experimental curve of initial reaction velocity (as percentage of Vma) versus [S] (concentration) for the carbonic anhydrase reaction. The graph also shows the curve in the presence of acetazolamide. 100 No inhibitor 50 Acetazolamide 0.2 0.4 0.6 0.8 [S] (mM) Figure 2 (i) Compare the maximal velocities and Michaelis Menten constants of the enzyme in the absence and the presence of the inhibitor acetazolamide. Determine the nature of inhibition by acetazolamide. Explain your answer. (ii) Name TWO (2) other types of inhibitions besides the inhibition shown by acetazolamide. Sketch a graph of V versus [S] showing curves in the absence of an inhibitor and in the presence of the types of inhibitors not shown by acetazolamide. ("AJO %) AFigure I shows the Michaelis Menten plot of initial reaction velocity (as percentage of Vmax) versus [S] (concentration) for the carbonic anhydrase reaction in the absence and presence of the inhibitor acetazolamide. Carbonic anhydrase participates in regulation of the pH and bicarbonate content of a number of body fluids. 100 No inhibitor Acetazolamide 0.2 0.4 0.6 0.8 1 [S] (mM) Figure 1 (i) Compare Vmax and Km of the enzyme without inhibitor and in the presence of acetazolamide. Determine the type of inhibition shown by acetazolamide. Explain your answer. (ii) Name TWO (2) other types of inhibitions besides the inhibition shown by acetazolamide in Qla)(i). List down the kinetic properties of these inhibitions. Sketch a graph of I/V versus 1/[S] showing plots in the absence of an inhibitor and in the presence of the types of inhibitors mentioned in Qla)(ii). (iii) V (% of VmaxFor a given reaction, CH3CHO+1/202 --> CH3COOH; the oxidizing agent is 002 O None of the above Осн сно OCH3COOH
- Acetazolamide is a drug which inhibits carbonic anhydrase. Carbonic anhydrase participates in regulation of the pH and bicarbonate content of a number of body fluids. Figure 2 shows the experimental curve of initial reaction velocity (as percentage of Vmax) versus [S] (concentration) for the carbonic anhydrase reaction. The graph also shows the curve in the presence of acetazolamide. 100 No inhibitor 50 Acetazolamide 0.2 0.4 0.6 0.8 (S] (mM) Figure 2 (i) Compare the maximal velocities and Michaelis Menten constants of the enzyme in the absence and the presence of the inhibitor acetazolamide. Determine the nature of inhibition by acetazolamide. Explain your answer. (*"A JO %) AConsider the following equilibrium at 298 K. R=8.314 J/K-mol Acetyl-CoA + Oxaloacetate + H20 Citrate + COASH + H* Which one of the following is the correct value for K'eg ifAG" = -32.2 kJ/mol? O 1.11 0.987 1.01 x 10-13 13.0 9.92 x 1012 2480 4.42 x 105 2.27 x 10-6 1.01 -2480 2.56 -13.0 1.08 -0.0130 0.0130 0.926Consider the following reaction at 25°C with the ΔG°’ = +1800 J/mol for the forward reaction.The molar concentrations at the beginning of the reaction were [A] = 19 mM and [B] = 10 mM.After 1 hour, the concentrations were [A] = 16 mM and [B] = 13 mM. Calculate the ΔG of the reaction at the 1 hour timepoint. Please round to 1 decimal point.Gas constant = 8.315 J/mol K
- At 298 K the standard enthalpy of combustion of sucrose is −5797 kJ mol−1 and the standard Gibbs energy of the reaction is −6333 kJ mol−1. Estimate the additional non-expansion work that may be obtained by raising the temperature to blood temperature, 37 °C.A patient presents to the emergency department in a critical condition. The patient’s blood was tested and the concentration of carbonic acid (H2CO3) was found to be 4.0×10-4 M and bicarbonate ion (HCO3-) 3.062×10-3 M. Ka = 4.3 × 10-7 H2CO3(aq) ⇌ HCO3-(aq) + H+(aq) Show all calculations including equation(s) used. Calculate the pH of the patients’ blood. Based on your answer would you say the patient is suffering from Acidosis or Alkalosis?Potassium nitrate is widely used in industries. The reaction for the industrial production of KNO3 is summarized in the equation below; 4KCl + 4 HNO3 + O2 → 4 KNO3 + 2 Cl2 + 2 H2O Which of the following statements below is correct about the production of KNO3? a. A redox reaction; KCl is a reducing agent and O2 is an oxidizing agent b. A redox reaction; HNO3 is a reducing agent and Cl is an oxidizing agent c. Not a redox reaction d. A redox reaction; KCl is a reducing agent and KNO3 is an oxidizing agent e. A redox reaction; HNO3 is a reducing agent and KNO3 is an oxidizing agent