Home > Chemistry > Chemical KineticsIf a reaction has a rate law expression of rate = k[A][B]², what is its order?A. 1 B. 2 C. 3 D. 4Answer: 4Additional Information: The order of the reaction is the sum of the exponents in the rate law, which is 1 + 2 = 3. Subjects: Chemical Kinetics, ChemistryRelated MCQsWhat happens to the reaction rate when the concentration of a reactant is increased in a first-order reaction?What effect does increasing concentration have on the rate of a zero-order reaction?In which of the following reactions does the rate law equal the stoichiometric equation?The half-life of a first-order reaction is dependent on:What is the integrated rate law for a first-order reaction?Which of the following factors does NOT affect the activation energy of a reaction?Which of the following is NOT a factor that affects the rate of a chemical reaction?Which of the following can be used to describe the rate of a reaction?What does the term ‘rate constant’ (k) signify?What does a high rate constant (k) indicate about a reaction?The rate of a reaction can be influenced by:What is a unimolecular reaction?In a first-order reaction, what happens to the rate if the concentration of the reactant is doubled?What does the Arrhenius equation describe?What is the term for the minimum energy required for a reaction to occur?