Question

4) An aqueous solution 95.0% (w/w) H2SO4 has a density of 1.83 g/mL. Calculate the molarity of this solution.

5) An enzyme with a molecular weight of 35,460 Daltons is commercially available as a 0.15g/100mL aqueous solution with a purity of 85%. Calculate the molarity of enzyme in this commercially available aqueous solution.

6) A solution of a protein with a molecular weight of 25,100 Daltons has a concentration of 1.85 x 10^-7 M.

a) Convert this concentration to mM.

b) Convert this concentration to uM.

c) Convert this concentration to nM.

d) Convert this concentration to ppm.