Concept explainers
Balance the following equations:
(a)
(b)
(c)
(d)
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FUND.OF GEN CHEM CHAP 1-13 W/ACCESS
- Explain the Titrimetric profile of Lysine in figure 2.arrow_forwardZn(s) + Cu2*(aq) -> Zn²*(aq) + Cu(s) 1 A. Is Zn being oxidized or reduced? Why? Is Zn the anode or cathode? 1 B. Is Cu?+ being oxidized or reduced? Why? Is Cu the anode or cathode?arrow_forwardWhat is the half-reactions and the Ecell to this equation: 2Ag (s)+H2S (g)+ 1⁄2O2 (g) →Ag2S+H2O (l)arrow_forward
- 7. (a) Present the Monod equation in the given space below and define each of the terms (e.g., μmax, μ, Ks, and S). (b) Describe how one can simplify the Monod equation in the following scenarios (present the simplified Monod equations in the space provided): S>> Ks S = KS S<< Ksarrow_forwardClassify each of the following molecular formulas as an acyclic alkane or a cycloalkane. Part 1 of 4 CH: (Choose one) Part 2 of 4 C17H34 (Choose one) Part 3 of 4 C21H44 (Choose one) Part 4 of 4 C22H46 (Choose one) x Xarrow_forwardTell how to make a 1 M solution of M93(PO4)2 and a 0.1 M solution of Caso4.arrow_forward
- Name the types of glycosidic bonds found in this olygomer, from left to right (from 1 to 3) CH 20H CH 2OH CH 2OH но OH OH OH OH OH OH O alpha1-1, alpha1-4, n O alpha1-4, alpha1-4, n O alpha1-4, beta1-2 O alpha1-4, beta1-4 O beta1-4, alpha 1-4 « Previous Next Not saved Submit Quizarrow_forwardYou have an aqueous solution of hemoglobin (pl = 6.8) at pH 6.5, and currently the proteins are soluble. If you had 1 M HCl and 1M NaOH at your disposal, what could you do to precipitate the albumin out of solution? O add NaOH to the solution add HCl to the solution add NaOH to the solution, then add equal volume of HCl to the solution O add HCl to the solution, then add equal volume of NaOH to the solution An error has been detected in your answer. Check for typos, miscalculations etc. before submitting your answer. Submit Answer Try Another Version 1 item attempt remainingarrow_forwardYou have an aqueous solution of hemoglobin (pl = 6.8) at pH 5.2, and currently the proteins are soluble. If you had 1M HCl and 1M NaOH at your disposal, what could you do to precipitate the albumin out of solution? add NaOH to the solution O add HCl to the solution O add NaOH to the solution, then add equal volume of HCl to the solution O add HCl to the solution, then add equal volume of NaOH to the solutionarrow_forward
- Which element is oxidized and which is reduced in the following reactions?arrow_forwardConsider the positively charged amino acid lysine Lys2+ 21 COOH I H&N-C-H I pH 14 12 10 8 6 4 2 0 CH₂ I CH₂ I CH₂ I CH₂ T NH₂+ 0 Nelson p85 2.18 = 2.18 PK₁ Lys+ COO™ I H₂N-C-H H₂N-C-H ī I -----) 8.95 Lysº 8.95 pK₂ pka carboxyl = 2.19 pkaamino = 9.67 pka sidechain = 4.25 COO™ I CH₂ I CH₂ I CH₂ I CH₂ I NH₂¹ 1.0 2.0 Equivalents of OH added- COO™ I H₂N-C-H I 10.79 1 10.79 pk Isoelectric point Lys CH₂2 I CH₂ I CH₂ I CH₂ T NH₂ 3.0 +H3N NH3+ T CH₂ T CH₂ CH₂ CH₂ -COO™ H Lysine (Lys, K) Physiological pH = 7.4 < pl → Amino acid is positively charged at physiological pH 1. Consider glutamate in its fully protonated form (e.g. in a pH = 1 solution) 1) Draw all the forms of glutamate at various pH 2) Calculate the pl of this amino acid 3) Sketch a titration curve showing pH as a function of added [OH-] and locate the predominant forms of histidine in the curve STEPS: 1. Find the H atoms that can be removed on the molecule 2. Associated a pka value to each removable H. 3. Draw the Aa structure at:…arrow_forwardConsider this structure. CH₂CH₂ Part: 0 / 3 Part 1 of 3 CH2CH2CH ས་ ་ C- CH₁₂ H₁C CH₂ Give the IUPAC name of this structure. ☑arrow_forward