Relation between Reaction Velocity and Substrate Concentration: Michaelis-Menten Equation (a) At what substrate concentration would an enzyme with a kcat of 30.0 s□1 and a Km of 0.0050 M operate at one-quarter of its maximum rate?

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a. m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

An object has a weight of 500 on earth what is the mass of this object

Which of the following is an example of motion in two dimensions?