Physical chemistry I Test 2N Multiple choice, please use the scantron . Which of
ID: 551679 • Letter: P
Question
Physical chemistry I Test 2N Multiple choice, please use the scantron . Which of the following statements is true about the equation dH ST+VaP a. The equation is valid for all processes b. The equation is only valid for processes involving ideal gases e. The equation is valid for all processes involving ideal gases only except tor chemical reactions and phase changes. d. The equation is valid for all processes involving liquids or soli ids except for chemical reactions and phase changes e·The equation is valid for all processes involving chemical reactions 2. Which of the following are always zero for a cyclic process? a. At H and au HOOD? 3. which of the following statements are true about the exothermic reaction Hog) + 120(g) a. All reactants and products are NOT in their standard reference state. b. Because the reaction is exothermic, the products are at a higher temperature than the reactants. c. //or can only be measured if the reaction is carried out at a constant temperature of 298.15 K. 4. You wish to calculate //k for a specified chemical reaction starting with tabulated values of Arf at 285.15K. Which of the following statements are true? a. Further information is required to calculate AHR at 285.15 K. b. Heat capacities for all compounds and elements in the reaction are also required to calculate AHR 500K No further information is required to calculate AHR at 500 K. c. d. Heat capacities for all compounds and elements in the reaction are also required to calculate AH 285.15K. e. Heat capacities for all compounds in the reaction are also required to calculate AHR at 500 K 5. Which of the following statements is true? a· dS> 0 for any spontaneous process in an isolated system. b. ASExplanation / Answer
as it is multiple choice question, and the student has not asked for any explanation so I am just giving the all correct options directly,
1 - D
2- B
3- E
5-B