The protein catalase catalyzes the reaction described by 2h,0,(aq) 2h, o+0,) and has a michaelis-menten constant of ku 25 mm and a turnover number of 4.0 x 10' s the total enzyme concentration is 0.025 um and the initial substrate concentration is 7.78 lm. catalase has a single active site. calculate the value of rmax (often written as vmax) for this enzyme. number r max mm. s calculate the initial rate, r (often written as vo), of this reaction. number mm- s r=