What is the approximate pl of the peptide "HYTCD"? 04.5 7.00
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What is the approximate pl of the peptide "HYTCD"? 04.5 7.00
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- Calculate the pI of the peptide KLMRDSP (pKa = 3.5, 3.9, 9.5, 10.0, 12.5).168cm and 57kg. What is the BMI?80mL of a 0.3M solution of hexapeptide Leu-His-Cys-Glu-Asn-Arg is adjusted to pH=pl. The solution is then titrated with 0.2M HCI to a final pH of 2.1. Sketch the titration curve, labelling the pH and volume axes. Indicate the volume of HCl needed to reach each relevant pKa value and equivalence point(s). Relevant pka values are: 2.1, 4.3, 6.0, 8.3, 9.8, and 12.5.
- Cardiac output of animals can be characterized in L∙kg-1∙min-1. Explain the need in adding the kg units to this formula.Consider the titration of 30.0 mL of 0.0700 M HONH2 (a weak base; Kb = 1.10e-08) with 0.100 M HI. Calculate the pH after the following volumes of titrant have been added: (a) 0.0 mLpH = (b) 5.3 mLpH = (c) 10.5 mLpH = (d) 15.8 mLpH = (e) 21.0 mLpH = (f) 27.3 mLpH =Given this: Protein Isoelectric pH Molecular weight (kDa) Ovalbumin 4.6 45 Insulin 5.4 5.7 Fibrinogen 5.8 340 Y-globulin 6.6 160 Collagen 6.6 115 Hemoglobin (monomer) 7.1 16 Мyoglobin 7.0 16.7 What is the appearance after visualization of a protein mixture containing the seven proteins above when subjected to SDS-PAGE?
- 80mL of a 0.3M solution of hexapeptide Leu-His-Cys-Glu-Asn-Arg is adjusted to pH=pI. The solution is then titrated with 0.2M HCL to a final pH of 2.1. Sketch the titration curve, labelling the pH and volume axes. Indicate the volume of HCL needed to reach relevant pKa value and equivalence point(s)z Relevant pKa values are: 2.1, 4.3, 6.0, 8.3, 9.8, and 12.5.Using the formula V₁D₁ = V₂D2, what volume of a 1/100 (10-2) dilution would you need to produce 100 mL of a 1/10000 (10-4) dilution? (Note: provide your answer in decimal format to three decimal places.)With a stock concentration of 0.2817 g/L, determine each standard's concentrations. What is the mass of iron in the vitamin?
- What is the molar mass of diazepam (Valium), C16H13ClN2O?A 5 ml vial of hydrocortisone is having 2% (w/v) concentration. How many vials will be required, if we need to prepare 30 ml of a 8 mg/ml oral hydrocortisone?Tirofiban (C22H36N₂O5S MWt = 440.6) is present as tirofiban HCI monohydrate (C22H36N2O5S.HCI.H₂O MWt=495.1) at 0.281 mg/mL in a concentrated solution. A solution for infusion is prepared by extracting 50 mL from a 250 mL bag of 5% glucose solution and adding 50 mL of concentrated solution. Sofia who weighs weighs 87 kg requires a tirofiban dose of 0.1 mcg/kg/min for 12 to 24 hours. What would the infusion rate be (mL/h)? (Answer to 1 decimal place.) Answer: