Converted Quiz Chemistry PDF

1. What does "Chemical Thermodynamics" study? A. Energy changes during chemical transformations. B. The rate of chemical reactions C. General laws of mutual energy conversions from one form to another D. Energy changes during physical processes. E. Chemical processes that cause electr...

1. What does "Chemical Thermodynamics" study? A. Energy changes during chemical transformations. B. The rate of chemical reactions C. General laws of mutual energy conversions from one form to another D. Energy changes during physical processes. E. Chemical processes that cause electrons to move 2. What process is called isothermal? A. The process taking place at a constant volume B. The process taking place at a constant pressure C. The process taking place at constant heat capacity D. The process takes place at a changing temperature E. The process taking place at a constant temperature 3. Who formulated the Law of Mass Action ? A. Graham B. Bodenstein C. Guldberg and Waage D. Hess E. Berthelot 4. How can you name a system consisting of three different phases? A. Homogeneous system B. Closed system C. Heterogeneous system D. Isolated system E. Open system 5. How do we know if a reaction is spontaneous? A. The sign of ∆H B. The second law of thermodynamics C. The first law of thermodynamics D. The value of k (the rate constant) tells us E. The sign of ∆G 6. Which of the following techniques will not increase the rate of a reaction? A. Increasing the surface area between reactants B. Introducing a catalyst to lower the activation energy of the reaction C. Heating the reactants in order to reach the activation energy D. Reduce the amount of product 7. Which of the following true for a spontaneous endothermic process? A. ∆G>0 B. ∆G