![SOLVED: And, if necessary, adjust the pH to 7.4 (using either the 0.1 M HCl or 1.0 M NaOH solutions). Adjust the final volume to 100 mL with DDW. Save this solution SOLVED: And, if necessary, adjust the pH to 7.4 (using either the 0.1 M HCl or 1.0 M NaOH solutions). Adjust the final volume to 100 mL with DDW. Save this solution](https://cdn.numerade.com/ask_images/ac65f7812fd044fd8d9478ba8601f88a.jpg)
SOLVED: And, if necessary, adjust the pH to 7.4 (using either the 0.1 M HCl or 1.0 M NaOH solutions). Adjust the final volume to 100 mL with DDW. Save this solution
![SOLVED: Calculate the Molar Extinction Coefficient (€) at 351 nm for aquocobalamin in 0.1 M phosphate buffer, pH = 7.0, from the following data which were obtained in a 1 cm cell: Solution Cx10^-8 A 2.23 100 27 B 1.90 100 32. SOLVED: Calculate the Molar Extinction Coefficient (€) at 351 nm for aquocobalamin in 0.1 M phosphate buffer, pH = 7.0, from the following data which were obtained in a 1 cm cell: Solution Cx10^-8 A 2.23 100 27 B 1.90 100 32.](https://cdn.numerade.com/ask_images/c5a2ca18e0dd488e965b6e4ba18d7924.jpg)
SOLVED: Calculate the Molar Extinction Coefficient (€) at 351 nm for aquocobalamin in 0.1 M phosphate buffer, pH = 7.0, from the following data which were obtained in a 1 cm cell: Solution Cx10^-8 A 2.23 100 27 B 1.90 100 32.
![Mobile Phase Buffers in Liquid Chromatography (LC): Effect of Buffer Preparation Method on Retention Repeatability Mobile Phase Buffers in Liquid Chromatography (LC): Effect of Buffer Preparation Method on Retention Repeatability](http://files.alfresco.mjh.group/alfresco_images/pharma/2019/08/07/975a90ae-9a6b-4eaf-aa3e-6343e6d9bdd1/LCGC2_i2.gif)