1. Hydration of proteinsThe enzyme urease (jack bean) has a molecular weight of 482,700 Da (g/mole), a diffusion coefficient D=3.46x10-11m2/s (in water at 293K), and a specific volume V2=0.73 mL/g. a) Calculate the frictional coefficient fof urease in water at T=293K and its hydrodynamic radius.

What are some natural measures of time

Kelly has come up with an explanation for why her sister is sometimes in a good mood and other times in a bad mood. she speculates that it is based on the hours of sleep her sister got the previous night. this explanation for her sister's behaviors is an example of a(n)

T(s) in2os] (m) 0 185 2.39 546 1.90 725 1.70 the decomposition of n205 can be described by the equation 2.68 given these data for the reaction at 45°c in carbon tetrachloride solution, calculate the average rate of reaction for each successive time interval. ntr s to 185 s 185 s to 546 s 546 s to 725 s number number number reaction rate: m/s m/s m/s