Search
Question: In a zero-order reaction, how does the concentration of the reactant change over time?Opti..
Question: For a reaction at equilibrium, if the concentration of products is increased, what will ha..
Question: In a reaction where the rate constant doubles with a 10°C increase in temperature, what is..
Question: What is the term for the minimum energy required for a reaction to occur?Options: Enthalpy..
Question: Which of the following statements about reaction rates is true?Options: Reaction rates are..
Question: What is the effect of increasing the surface area of a solid reactant on the reaction rate..
Question: In a reaction mechanism, what is an intermediate?Options: A reactant that is consumed in t..
Question: What is the primary role of a catalyst in a chemical reaction?Options: Increase the concen..
Question: For a reaction with a rate constant of 0.1 s^-1, what is the half-life for a first-order r..
Question: What is the effect of temperature on the rate constant of a reaction according to the Arrh..
Question: What is the relationship between the rate constant and temperature according to the Arrhen..
Question: What is the effect of a higher concentration of reactants on the rate of a reaction?Option..
Question: In a reaction mechanism, what is the term for the slowest step that determines the overall..
Question: What is the integrated rate law for a zero-order reaction?Options: [A] = [A]0 - kt[A] = [A..
Question: For a reaction with an activation energy of 50 kJ/mol, what is the effect of a 10 kJ/mol i..
Question: In a first-order reaction, if the half-life is 10 minutes, what is the rate constant?Optio..
Question: What is the rate law for a reaction that is second order in A and first order in B?Options..
Question: What is the half-life of a first-order reaction?Options: Constant and independent of initi..
Question: What is the relationship between reaction rate and concentration for a first-order reactio..
Question: In the Arrhenius equation, what does the term \'A\' represent?Options: Activation energyFr..
Question: What is the effect of a catalyst on the activation energy of a reaction?Options: Increases..
Question: What is the unit of the rate constant k for a second-order reaction?Options: MM/s1/M·sM^2/..
Question: In a zero-order reaction, how does the concentration of the reactant affect the rate?Optio..
Question: What effect does increasing the temperature have on the rate of a chemical reaction?Option..
Question: What is the rate law for a reaction that is first order with respect to A and second order..
Question: What is the impact of removing a product from a reaction at equilibrium?Options: Shifts eq..
Question: For the reaction 2SO2(g) + O2(g) ⇌ 2SO3(g), what is the effect of increasing the pressure?..
Question: In the reaction N2(g) + 3H2(g) ⇌ 2NH3(g), what happens if the concentration of NH3 is decr..
Question: How does the addition of an inert gas at constant volume affect the equilibrium of a react..
Question: In a reaction at equilibrium, what effect does increasing the temperature have on an exoth..
