The rate law for a certain enzymatic reaction is zero order with respect to the substrate....
the rate of a certain enzymatic reaction is 2.18 micromol dm^-3 s^-1 when the overall concentration of enzyme is 3.96mmol dm^-3 and the concentration of substance is 0.0400 mol dm^-3. When the substrate concentration is increased to 0.100 mol dm ^-3 and the enzyme concentration is unchanged, the rate increase to 3.97 micromol dm ^-3 s^-1. Find the Michaelis constant and the maximum velocity for this enzymatic reaction.
1. The rate constant for a certain reaction is k = 7.10×10−3 s−1 . If the initial reactant concentration was 0.350 mol L−1, what will the concentration be after 19.0 minutes? 2. A zero-order reaction has a constant rate of 3.70×10−4 mol L−1 s−1. If after 40.0 seconds the concentration has dropped to 9.00×10−2 mol L−1, what was the initial concentration?
The rate of a certain reaction is given by the following rate law: rate=k[NO] ?[02] Use this information to answer the questions below. What is the reaction order in NO? What is the reaction order in 02? What is overall reaction order? At a certain concentration of NO and O2, the initial rate of reaction is 73.0 M/s. What would the initial rate of the reaction be if the concentration of NO were doubled? Round your answer to 3 significant...
The rate of a certain reaction is given by the following rate law: rate = k [NO]2[O2] Use this information to answer the questions below 1. What is the reaction order in NO? ________ 2. What is the reaction order in O2? __________ 3. What is overall reaction rate? __________- 4. At a certain concentration of NO and O2, the initial rate of reaction is 9.0 x 105M / s. What would the initial rate of the reaction be if...
The rate constant for a certain reaction is k = 9.00 times 10^-3 s^-1. If the initial reactant concentration was 0 800 M, what will the concentration be after 4 00 m minutes? Express your answer with the appropriate units A zero order reaction has a constant rate of 2.10 times 10^-4 M/s. If after 65.0 seconds the concentrator has dropped to 2.00 times 10^-2 M, what was the initial concentration?
What are the units of the rate constant for a reaction whose rate law is second order with respect to reactant A and zero order with respect to reactant B? A. L * mol^-1 * s^-1 B. L * mol^-1 * s C. L^2 * mol^-2 * s^-1 D. L^2 * mol^-2 * s^-2 E. L^-1/2 * mol^1/2 * s^-1
The Km of an enzymatic reaction is 10^-4 M. What substrate concentration is needed in order to attain 60% if the maximum velocity of the reaction?
What kind of kinetics is observed in an enzymatic reaction, under conditions where the substrate concentration is much higher with respect to KM ([S] >> KM)? Assume that a monomeric and non-allosteric enzyme is considered. A. Cooperative B. First Order C. Zero Order D. The systerm is at equilibrium and no reaction occures E. Second Order
The rate of a certain reaction is given by the following rate law: rate=k [N_]*[0] Use this information to answer the questions below. What is the reaction order in N2? What is the reaction order in O3? What is overall reaction order? At a certain concentration of N2 and O3, the initial rate of reaction is 2.0 x 105 M/s. What would the initial rate of the reaction be if the concentration of N2 were halved? Round your answer to...
The rate law for the decomposition of N2O5 is rate = k[N2O5] If k = 1.0 x 10-5 s-1, what is the reaction rate when the N2O5 concentration is 0.0091 mol L-1? 2.The decomposition of acetaldehyde, CH3CHO, was determined to be a second order reaction with a rate constant of 0.0771 M-1 s-1. If the initial concentration of acetaldehyde is 0.301 M , what will the concentration be after selected reaction times? a. What will the CH3CHO concentration be after...