54. What information do we need to perform a calculation of Gibbs Free Energy?. Enthalpy of the reaction.b. The temperature of the reaction in Kelvin.e. Entropy of the reaction.d. All of the above are needed.55. Which of the following would most likely lead to a spontaneous reaction?a. A high negative enthalpy.b. A high positive enthalpy.C. A low positive enthalpy.d. A low negative enthalpy.

A spontaneous reaction can be defined as the reaction that occur by itself without help of any…

54. What information do we need to perform a calculation of Gibbs Free Energy? . Enthalpy of the reaction. b, The temperature of the reaction in Kelvin. e. Entropy of the reaction. d. All of the above are needed. $5. Which of the following would most likely lead to a spontaneous reaction? a. A high negative enthalpy. b. A high positive enthalpy. c. A low positive enthalpy. d. A low negative enthalpy.

54. What information do we need to perform a calculation of Gibbs Free Energy? . Enthalpy of the reaction. b, The temperature of the reaction in Kelvin. e. Entropy of the reaction. d. All of the above are needed. $5. Which of the following would most likely lead to a spontaneous reaction? a. A high negative enthalpy. b. A high positive enthalpy. c. A low positive enthalpy. d. A low negative enthalpy.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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elect the ???? description about the second law of thermodynamics. * A. Measure of the randomness or disorder of the system B. Study of energy change of chemical or physical processes C. Matter and energy can be transferred between system and surrounding D. Energy can be converted from one to another but cannot be created or destroyed
Nn.78. Subject :- Chemistry
4. A particular endothermic process results in an decrease in system entropy; therefore, the G value is _________ and the process is _____________. a. negative; spontaneous b. negative; nonspontaneous c. positive; spontaneous d. positive; nonspontaneous
CHOICES: A. If both statements are true B. If the 1st statement is false and the 2nd is true C. If the 1st statement is true and the 2nd is false D. If both statements are false
3. Note: Please don't write on a paper, I can't understand handwrittens.
TRUE OR FALSE ONLY NUMBER 8 TO 10 ONLY
For the reaction: N2(g) + 2O2(g) + 16.2 kJ ➜ 2 NO2(g) As nitrogen reacts with oxygen, the heat of formation for nitrogen dioxide is: Select one: a.–8.1 kJ/mole b.+8.1 kJ/mole c.–6.2 kJ/mole d.+16.2 kJ/mole
1
Pls help ASAP. Pls show all work.
Gibbs free energy is the sum of enthalpy change and the product of temperature and entropy. a. True b. False
Multiple Choice 1. This overall reaction is best described as being: a. exothermic b. endothermic c. endergonic d. exergonic e. spontaneous in the forward direction a. -35800 kJ/mol b. 173.4 kJ/mol c. 35800 kJ/mol d. 101.7 kJ/mol e. -274.2 kJ/mol a. +0.46 V b. +0.617 V c. +1.39 V d. -0.46 V e. +1.21 V G a. 147 g Al b. 0.606 g Al c. 4.55 × 10-3 g Al Reactants 2. At 298 K, AH° for the following reaction is -137.5 kJ/mol, and AS° is +120.5 J/K. Calculate the value of AG° for this reaction at 298 K. C2H4 (g) + H2 (g) C2H6 (g) d. 16.4 g Al e. 49.1 g Al X Reactants 2Fe2+ (aq) + Sn4+ (aq) Products 3. Use the Table to calculate the standard cell potential (Eºcell) for the voltaic cell based on the reaction below. Sn2+ (aq) + 2Fe3+, (aq) Reaction progress Products Half-reaction Cr³+ (aq) + 3e- Fe2+ (aq) + 2e- Fe3+ (aq) + e- → Sn4+ (aq) + 2e- → → Cr (s) Fe (s) Fe2+ (s) Sn²+ (aq) 4. How many grams of aluminum metal are produced in the electrolysis of molten AIC13 for 3.25 br with an electrical…
5. Which of the following has a negative DS? A. Dissolve salt in water B. Heating chlorine vapors C. Heating a pure liquid D. Deposition of a gas to a solid 6. Which of the following has a negative DS? A. Melting ice B. Freezing liquid bromine C. Subliming a solid to a gas D. Evaporating water 7. What is defined as the phenomenon where the entropy of the universe increases in a spontaneous process and is constant in an equilibrium process? A. The law of spontaneity B. The 1st law of thermodynamics C. The 2nd law of thermodynamics D. The 3rd law of thermodynamics.