Balance the Alka-Seltzer tablet chemical equation and Identify the acid and base in the reaction.
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Balance the Alka-Seltzer tablet chemical equation and Identify the acid and base in the reaction.
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- Write out the acid dissociation reaction for hydrochloric acid. Calculate the pH of a solution prepared by diluting 3 ml of 0.5 M HCl to a final volume of 100 ml with H2OUsing DEAE-cellulose as ion exchange resin, indicate the starting and ending pH for the narrowest experimental pH range used to separate an amino acid mixture consisting of Gln, Leu and Lys Starting pH: _____ Ending pH: _____Discuss the suitability of bromocresol green and thymol blue (2nd change only) for use as indicators in an acetic acid - sodium hydroxide titration. Paragraph в I A + v ...
- Lipids from an organic sample are extracted separately by column chromatography using the ff eluants: 1st eluant - chloroform: methanol: water (6:3:1) 2nd eluant - methanol: chloroform (9:1) 3rd eluant – petroleum ether: ethyl ether (1:1) Test results for each eluate are tabulated below. Identify the possible lipid present in each eluate. Test Reagents 1. KHSO4 2. HNO3,(NH4)3MoO4 3. CHCl3, acetic anhydride, conc. H2SO4 4. -naphthol, conc. H2SO4 5. Hydroxylamine HCl, FeCl3 6. ninhydrin reagent POSSIBLE LIPIDS: Triacylglycerol, cholesterol, sphingomyelin, lecithinComplete the following precipitation reactions using balanced chemical equations:Draw titration curve for compound X when NaOH equivalence(s) is/are added. Indicate the buffering region(s) with a box.
- Why is picric acid used for burns? Explain the principle involvedDetermine the pH for the following solutions. {H3O+}=2.4x10^-2 MUsing DEAE-cellulose as ion exhange resin, indicate the starting and ending pH for the narrowest experimental pH range used to seperate an amino acid mixture consisting of Gln, Leu and Lys Starting pH: Ending pH:
- Explain the mechanism of denaturation for the following agent: 1. Hydrochloric acid 2. Lead (II) acetate solution 3. Picric acid 4. Nitric acid 5. Ethanol3 mL of a 45 mM stock solution of a substrate is added to 8 mL of water. Calculate the following values. The substrate molecular weight is 125 g/mol. Calculate the following values: Substrate Volume in mL Dilution Factor Substrate number of moles Substrate concentration for the diluted solution in mM Substrate concentration for the diluted solution in mole/L Substrate concentration for the diluted solution in mg/mLNEORAL oral solution contains 100 mg/mL of cyclosporine. If a pharmacist prepares 30 mL of an oral solution containing 10% w/v cyclosporine, how many milliliters of diluent should be used?