Which of the following equations is correct? options: FAD+ + 2 electrons à FADH2 FAD + 2 electrons à FADH2 FAD+ + 2 electrons + 2 protons à FADH2 FAD + 2 electrons + 2 protons à FADH2
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Which of the following equations is correct?
options:
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FAD+ + 2 electrons à FADH2 |
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FAD + 2 electrons à FADH2 |
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FAD+ + 2 electrons + 2 protons à FADH2 |
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FAD + 2 electrons + 2 protons à FADH2 |
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- Which of the following accurately describes the method of ion-exchange chromatography? O more than one option are correct increasing the salt concentration of the mobile phase can disrupt noncovalent interactions between proteins bound to the ion-exchange resin proteins are covalently bound to the stationary phase until salt elutes them from the column. a covalent bond between a charged functional group and the resin prevents the functional group from eluting from the column when the salt concentration is increasedA 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?Most of the following conclusions regarding the photo shown above are correct Except: All of the following are correct regarding the disk diffusion test photos EXCEPT : Zone of inhibition Chlorine Chlorine Chlorine O-phenylphenol Hexachlorophene O-phenylphenol Hexachlorophene Hexachlorophene O-phenylpheno Quat Quat Quat Staphylococcus aureus (gram-positive) Escherichia coli Pseudomonas aeruginosa (gram-negative) (gram-negative) Select one: O to. Gram negative bacteria are the most sensitive to chemical agents O b. Only one of the four chemicals affected Pseudomonas O c. Gram positive bacteria are the most sensitive to disinfectants O d. Hexachlorophene was effective only against Gram positive bacteria. O and. Chlorine was effective against all bacteria bacteria tested
- You are trying to separate a mixture of AMP, ADP, and ATP using ion exchange chromatography. Which of the following is NOT an appropriate reagent for this experiment? You can not separate nucleotides using ion exchange chromatography. A positively charged column Protonated buffer 0.05 M NaCl buffer (constant concentration)Given the chromatogram below in a normal phase, which samples would be the least polar? O Samples Band C O Samples C and D O Samples A and D O Samples B and XGive me the following: Half reactions Standard cell potential/cell potential solution Standard cell potential/ cell potential final answer Standard Gibbs free energy/Gibbs free energy solution Standard Gibbs free energy. Gibbs free energy final answer K/Q solution K/Q final answer
- Help me pleaseWhat wavelength is most suitable for quantitative analyses for an analyte exhibiting the UV-Vis Spectrum shown below (which has an interfering analyte with the spectrum shown in a dashed line)? Explain why? 1.0r A B F 0.75- C 0.50 E 0.25 350 400 450 500 550 600 650 Wavelength, nm Figure 3-19 Choice of experimental wavelength. Solid line: measured species. Dashed line: interfering species. See text for delails. AbsorbanceThe Ksp values of silver chromate Ag2CrO4 and silver iodate Ag(IO3) are given below. Ag2CrO4 Ag(IO3) Ksp 1.12 x 10-12 3.17 x 10-8 Based on these Ksp values, which of the following is true? Choose one option only. Options: a. In the solution consisting of 1.00 x10-4 M Ag+ and 5.00 x10-5 M CrO42-, Ag2CrO4 precipitate will form. b. In the solution consisting of 1.0 x10-4 M Ag+ and 1.0 x10-4 M IO3-, Ag(IO3) precipitate will form. c. In pure water, the solubility of Ag2CrO4 is lower than the solubility of Ag(IO3). d. In the solution consisting of 0.200 M CrO42- and 0.200 M IO3-, Ag2(CrO4) will precipitate first if we add Ag+ ions gradually into the above mixture.
- The order is for Ceftin 0.25 gPO, bid. On hand you have Ceftin 125mg tablets. How many tablets should you give?What is the charge of an ionized peptide in the mass spectrometer if its isotopic peaks are 0.20 m/z apart? 6+ 5+ O 4+ 3+ QUESTION 34 In the Lineweaver Burke plot shown below, which of the following is true? wwhout intr O Km is increasing, Vmax is decreasing O Km is decreasing, Vmax is decreasing O Km is increasing, Vmax is increasing O Km is decreasing, Vmax is increasing QUESTION 35 789 Mistly cloudy and Submit to save and subit Click Save All Anners ta sae al annersGiven: 2KI +Pb(NO3)2 --> PbI2 + 2KNO3. How many grams of lead (II) iodide are produced if 0.250 moles of potassium iodide react completely? Group of answer choices 0.125 g 0.250 g 57.6 g 115 g