Q.1.
Zat yang dapat digunakan untuk bahan bakar pesawat terbang adalah
Q.2.
2 reactants which are dye (0.M) and OH- (1.0 M) reacts to form products. The rate law for this reaction is Rate = k[OH-]x[dye]y
Q.3.
The sum of the exponents to which the molar concentration in the rate law equation are raised is called
Q.4.
Fora reaction,A+B —> Product; the rate law is given by, r =k [ A]1/2 [B]What is the order of the reaction?
Q.5.
Consider the following rate law: Rate = k[A]n[B]mHow are the exponents n and m determined?
Q.6.
Rate = k[A]The rate constant in the rate law above is 0.5 L/mol·s. If the initial concentration of A is 0.1 M, how long will it take for [A] to drop to 0.M?
Q.7.
The rate law of the reaction 2N2O5 → 2NO2 + O2 is
Q.8.
Which of the following are true of reaction rates?I. The overall rate law is determined by the fastest step of a reactionII. The presence of a catalyst will increase the number of molecules entering the transition stateIII. An increase in temperature will increase the rate of a reactionIV. Increasing the concentration of reactants will increase the rate at which products yield
Q.9.
Given the following rate law, rate = k[A]2[B]if [A] were doubled, what must happen to [B] to keep the rate constant?
Q.10.
A+B →C+D ΔH = -202kj/molHow can above reaction be classified in terms of energy exchange during chemical change?
Q.11.
What is the rate equation of following chemical reaction?2NaOH + H2SO4 → Na2SO4 + 2H2O
Q.12.
What is the degree of the following chemical reaction?4Al + 3O2 → 2Al2O3
Q.13.
When you double the concentration of this reactant the rate of the reaction doesn't change. It is ______ order
Q.14.
Which of the following is expressions represents correctly rate of following reaction?X + Y → Z + Q ΔH = +22kj/mol
Q.15.
When following system is disturbed by addition of Nitrogen gas to the system container how does the system act?H2(g) + l2(g) ↔ 2HI(g)
Q.16.
When following system is disturbed by addition of Hydrogen gas to the system container how does the system act?H2(g) + l2(g) ↔ 2HI(g)
Q.17.
When following system is disturbed by removing of Hydrogen iodide gas to the system container how does the system act?H2(g) + l2(g) ↔ 2HI(g)
Q.18.
When following system is disturbed by heating the system container how does the system act?H2(g) + l2(g) ↔ 2HI(g) ΔH= -9.6kj/mol
Q.19.
When following system is disturbed by cooling the system container how does concentration of SO3 change?2SO2(g) + O2(g) ↔ 2SO3(g) ΔH= +9kj/mol
Q.20.
When following system is disturbed by addition of Oxygen gas to the system container how does concentration of SO2 change?2SO2(g) + O2(g) ↔ 2SO3(g) ΔH= +9kj/mol