10. G for a reaction is 1 .9 kJ at 298 K. AH is 3.6 k. Which of the following ex

Question

10. G for a reaction is 1 .9 kJ at 298 K. AH is 3.6 k. Which of the following expressions can be solved to find G at 545 K? a._1.9kJ 298K = 3.6k/ 545K 298K x 1.9kJ 298K-545K = 3.6 545K 298K 1 545K 298K 3.6M = 1.9k/1545K 545K 298K 1.9kJ d. 545K-298K-3.6k/ 298K 545K 11. Which is a statement of the Second Law of Thermodynamics? a. No natural change can happen in the universe without some losses of energy. b. It is impossible to build a perpetual motion machine c. You can only break even at absolute zero. d. All of these are statements of the second law. 12. Which step is not part of a Carnot cycle? a. Isothermal compression b. Isochoric heating c. Adiabatic expansion d. Isothermal expansion

Explanation / Answer

10.O option c

11. Option D,

12. Option C, it is not a part of Carnot cycle, another should be adiabatic compression

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