How many times will the rate of the elementary reaction 3X + Y → X2 – McqOptions

MCQOPTIONS

1.	How many times will the rate of the elementary reaction 3X + Y → X2Y change if the concentration of the substance X is doubled and that of Y is halved?
A.	r2= 4.5r1
B.	r2= 5r1
C.	r2= 2r1
D.	r2= 4r1
Answer» E.

Discussion

No Comment Found

Related MCQs

The rate law for the reaction involved in inversion of cane sugar is R=k [C12H22O11] [H2O].
What is the rate law for the reaction C2H4 + I2 → C2H4I2?
How many times will the rate of the elementary reaction 3X + Y → X2Y change if the concentration of the substance X is doubled and that of Y is halved?
What is the concentration of the reactant in a first order reaction when the rate of the reaction is 0.6 s-1 and the rate constant is 0.035?
What is the rate law for acid hydrolysis of an ester such as CH3COOC2H5 in aqueous solution?
For the reaction A + H2O → products, find the rate of the reaction when [A] = 0.75 M, k= 0.02.
The reaction NO2 + CO → NO + CO2 takes place in two steps. Find the rate law.2NO2 → NO + NO3 (k1) – slowNO3 + CO → CO2 + NO2 (k2) – fast
For a reaction A +B → C, the experimental rate law is found to be R=k[A]1[B]1/2. Find the rate of the reaction when [A] = 0.5 M, [B] = 0.1 M and k=0.03.
The rate constant of a reaction is k=3.28 × 10-4 s-1. Find the order of the reaction.
For a second-order reaction, what is the unit of the rate of the reaction?