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Question: What is a dimension table in a data warehouse?Options: A table that stores transactional d..
Question: What is the purpose of data normalization in a data warehouse?Options: To reduce data redu..
Question: Which of the following best describes ETL in the context of data warehousing?Options: Extr..
Question: In a star schema, what do the fact tables contain?Options: Dimension attributesAggregated ..
Question: What is the purpose of a database schema?Options: To store dataTo define the structure of ..
Question: What is the relationship between the Gibbs free energy change (ΔG) and the equilibrium con..
Question: In the reaction CO(g) + 2H2(g) ⇌ CH3OH(g), what will happen if H2 is removed from the syst..
Question: Which of the following statements is true about dynamic equilibrium?Options: The concentra..
Question: For the equilibrium 2A(g) ⇌ B(g) + C(g), if the volume of the container is decreased, what..
Question: What is the effect of temperature on the equilibrium constant for an exothermic reaction?O..
Question: In a reaction at equilibrium, if the concentration of reactants is increased, what will ha..
Question: Which of the following changes will NOT affect the position of equilibrium for the reactio..
Question: For the reaction N2(g) + 3H2(g) ⇌ 2NH3(g), what happens to the equilibrium position if the..
Question: What is the equilibrium constant expression for the reaction: aA + bB ⇌ cC + dD?Options: K..
Question: What is the primary reaction occurring in a lead-acid battery during discharge?Options: Pb..
Question: Which of the following is a characteristic of a fuel cell?Options: Produces heatConverts c..
Question: What is the role of a salt bridge in a galvanic cell?Options: To provide a pathway for ele..
Question: Which of the following statements is true about electrolytic cells?Options: They produce e..
Question: What is the effect of increasing temperature on the cell potential?Options: IncreasesDecre..
Question: Which of the following metals can be used as an anode in electrolysis?Options: CopperGoldA..
Question: What is the Nernst equation used for?Options: Calculating pHDetermining cell potentialFind..
Question: In a galvanic cell, the anode is where:Options: Reduction occursOxidation occursElectrons ..
Question: Which of the following is a primary cell?Options: Lead-acid batteryNickel-cadmium batteryZ..
Question: What is the standard electrode potential of the hydrogen electrode?Options: 0.00 V0.34 V1...
Question: What is the order of the reaction if the rate constant has the unit L/mol·s?Options: Zero ..
Question: The rate law for a reaction is determined experimentally and is dependent on which of the ..
Question: Which of the following statements is true regarding the rate of reaction?Options: It is al..
Question: For a first-order reaction, the half-life is independent of which of the following?Options..
Question: What is the effect of increasing temperature on the rate of a chemical reaction?Options: D..
Question: The Arrhenius equation relates the rate constant to which of the following?Options: Temper..
