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A change that takes place without the continuous input of energy is said to be Select...
a statement of the first law of thermodynamics is that a. in a spontaneous process, the entropy of the universe increases b. there is no disorder in a perfect crystal at 0 k. c. the total energy of the universe is constant. d. the totla energy of the universe is constant. e. mass and energy are conserved in all chemical reactions can only pick one answer i think it is E
14. Which of the following is not a state function? a. Internal Energy b. Free Energy c. Enthalpy d. Entropy e. Heat 15. The second law of thermodynamics states that a. the entropy of a perfect crystal is zero at 0 K b. the entropy of the universe is constant. c. the energy of the universe is increasing. d. the entropy of the universe is increasing. e. the energy of the universe is constant. 16. Which of the following are...
1. True or False: a) A reaction is spontaneous if ΔSnn > 0. b) The Fourth Law of Thermodynamics states: The entropy of a pure, perfect crystal at O K is. c) For A(g) + B(g) D(g) + E(g), if ΔΗ'm < 0 and Δ5%n > 0, the reaction is spontaneous regardless of temperature. d) For A(g) + B(g) → D(g) + E(g), ifAH"m > 0 and Δ5%n < 0, it will be possible to find a temperature above which...
Diamond will spontaneously change to graphite because: Select one: O a. it is a process that decreases the energy of the universe. O b. it is process that increases the entropy of the universe. O c. the entropy of the universe must be conserved. O d. it is a process that decreases the entropy of the universe. o e. it is a process that increases the energy of the universe.
What is the entropy change of the universe (in J K-1)when 2.00 mol of liquid water at 0 °C freezes in a freezer compartment whose temperature is -15 °C? Assume the freezer is a perfect insulator. (AHfus = 6.01 kJ mol-1 for water) Select one: O a. +90.6 O b. +46.6 C. -2.6 O d. -44.0 o e. +2.6
AH = 44.0 kJ/mol AS = 0.119 kJ/mol K The following reaction takes place at 120°C: H20(1) - H2O(g) Which of the following must be true? Select one: O a. Two of these O b. The reaction is not spontaneous O c The reaction is spontaneous. O d. AG = 0 e. AGO
Which of the following processes takes place upon absorption of infrared radiation? Select one: a nuclear spin flip b. bond vibration C. electron excitation 0 d. electron spin flip
Multiple Choice Identify the choice that best completes the statement or at the question 1. ALOK, the entropy of a perfect crystal is -0 d. > 0, -0, or <0, depending on the chemical structure of the crystal e > 0 or=0. depending on the chemical structure of the crystal 2. At constant and P. any reaction will be spontaneous if a. ME> AS. b. MG.0. .. . C AS..> 3. The following figures represent distributions of two types of...
2- Therro dynamics e that best completes the statement or answers the question TIPLE CHOICE. Choose the one alternative that best completes the at 1) The SI unit for pressure is the A) newton. B) pascal C) MM Hg D) atmosphere. 2) The mixing of different gases by random molecular motion with freque A) diffusion. B) Dalton's law. C) compressibility. D) effusion 3) Entropy is a measure of A) the rate of a reaction. C) molecular randomness. B) free energy...
Please help answer ALL the following questions in the attachment. Please answer only if you’re certain. Thank you so much for your help. 1 Find the mismatched pai a) Entropy (AS-measurement of disorder in a thermodynamic system b) AG<0-Energetically favorable (spontaneous) reaction c) First Law of Thermodynamics-Energy in a system is not created nor destroyed, only transformed d) Second Law of Thermodynamics-The entropy of a perfect crystal at 0 K is exactly equal to zero. e) Standard free energy (G-The...