Isoelectric point of serin is 5.68.
Remaining answers are given in the image. 

3. Draw the structure of Serine. (a) label all functional groups (b) identify the stereogenic center and provide al...
Draw the structure of serine. label all functional groups identify the stereogenic center and provide all possible configurations - use the appropriate nomenclature graph the concentrations of fully protonated, zwitterionic and fully deprotonated forms with respect to increasing pH show the titration curve of serine using 2 equivalents of OH. Make sure to label significant points and regions on the graph and indicate the relative concentrations of the various species. Calculate the isoelectric point and provide your reasoning for how...
1) Indicate Pka values and PI of arginine 2) Draw all the different ionic forms of Arginine going from low pH to high pH and circle the dominant form of Arginine at its isoelectric point. 3) Calculate the pI for this amino acid. 4) Sketch an accurate titration curve for a titration of Arginine with NaOH. Label the equivalence points, the half-equivalence points and the pI. 5) Indicate which species of Arginine is present at different points in your titration...