Indicate if AS is negative, near zero or positive for the following processes. a reaction that is spontaneous at low temperature only 2 N20(g) + S(s) → 1. - AS SO2(g) 2 N2(g) 2. AS near zero 2 CH3Cl(g) H2(g) → 2 + CH4(g) Cl2(g) + AS + 3. CaCO3(s) → Ca2+ + co,2- > >

Indicate if AS is negative, near zero or positive for the following processes. a reaction that is spontaneous at low temperature only 2 N20(g) + S(s) → 1. - AS SO2(g) 2 N2(g) 2. AS near zero 2 CH3Cl(g) H2(g) → 2 + CH4(g) Cl2(g) + AS + 3. CaCO3(s) → Ca2+ + co,2- > >

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter17: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 104CP: Liquid water at 25C is introduced into an evacuated, insulated vessel. Identify the signs of the...

See similar textbooks

Related questions

Q: Without doing any calculations, determine the sign of ASys and ASurr for each chemical reaction. In…

A: To determine the sign of ∆S syst and ∆Ssurr for the following reactions:

Q: 19.) Consider the following reaction, determine the temperature at which it is spontaneous? SO3 (g)…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: Consider the sublimation of iodine: I2(s) ----> I2(g) @298K a) If ΔG for this reaction is positive,…

A: Sublimation is the transition of a substance directly from the solid to the gas state, without…

Q: Consider the reaction in the previous problem H2O2 0 H20 + O2e) Is the reaction spontaneous or…

A: A spontaneous reaction is one which takes places on its own. For a spontaneous reaction, ∆G∘should…

Q: For the following reaction (the detonation of nitroglycerin), is it spontaneous under standard…

A: Given that : We have to identify whether the reaction for the detonation of nitroglycerin is…

Q: Photochemical smog is formed through a sequence of reactions, the first of which is N2(g) + O2(g) ⟶…

A: For a reaction to be spontaneous , should be negative Hence value of should be greater than ,

Q: What temperature does the following reaction become non spontaneous? 2 H2S (g) + 3 O2(g) —> 2…

Q: At high temperatures, ammonia decomposes to N2 and H2:2NH3 (g) ----> N2 (g) + 3H2 (g) ΔH for the…

A: Given information, ΔH for the reaction is positive and ΔS are positive. The given decomposition…

Q: 1) Calculate ΔH0rxn , ΔS0rxn and ΔG0rxn for the formation of ammonia gas from nitrogen gas and…

A: Here we are required to Gibbs free energy for the given reaction .

Q: Consider the following reaction at constant P. Use the information here to determine the value of…

A: The formula used here is as follows: Calculations have been shown in the following step.

Q: Identify whether the entropy change is positive, negative, or equal to zero, for each process. Part…

Q: The crystalline hydrate Cd(NO3)2 .4H2O(s) loses waterwhen placed in a large, closed, dry vessel at…

A: a) The process is spontaneous at room temperature. The standard enthalpy change for the reaction is…

Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S+…

A: The enthalpy of a reaction is the amount of energy released or gained during the course of a…

Q: . Consider the following reaction at constant pressure. Use the information here to determine the…

Q: Spontaneity

Q: 2 NH3 (g) + 2 O2 (g) → N20 (g) + 3 H20 (g) Is this reaction spontaneous only at low temperatures,…

Q: Over what temperature range will the reaction KClO3(s) → KCl(s) + 3/2 O2(g) change from being…

A: Solution -

Q: 11.11 A student was asked to propose three reactions for the oxidation of carbon or a carbon…

A: For a reaction to be spontaneous: ∆G=-ve (spontaneous)∆G=+ve (non-spontaneous) For the reaction: a)…

Q: Use the standard entropy data in Appendix G to determine the change in entropy for each of the…

A: Hii there, since there are multiple sub parts posted. We are answering first three sub parts. If you…

Q: The combustion of acetylene is used in welder's torches because it produces a very hot flame: C 2 H…

A: Standard molar enthalpy of carbon dioxide = -393.5 KJ/mol Standard molar enthalpy of water vapor =…

Q: Consider the following reaction AgBr(s) → Ag+(aq) + Br−(aq), ΔGo = +69.1 kJ Calculate ΔG for the…

A: The relation between ∆G and ∆Go is given by: ∆G = ∆Go + RT lnQ Where, R = universal gas constant,…

Q: 2.6. The reaction COXg) H2(g)-> CO(g) + H20(g) is not spontaneous at room temperature but becomes…

Q: Which statement is true for the temperature dependence of the reaction below if DH = 1319 kJ/mol and…

Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S…

Q: Which statement is true?

A: By study of spontaneous process and its graph of potential energy graph we can determine the true…

Q: Under what conditions does an increase in temperature turn a nonspontaneous process into a…

Q: Photosynthesis in plants converts carbon dioxide and water into glucose and oxygen. Calculate the…

Q: Consider the following reaction at constant P. Use the information here to determine the value of…

A: From thermodynamics: ∆Ssurr=∆HT . . .…

Q: Which of the following statements given is/are FALSE? I. A system at constant temperature cannot…

A: The correct option is:

Q: Which reaction below is spontaneous at low temperatures and nonspontaneous at high temperatures? O…

Q: At constant pressure, the following reaction is exothermic. 3H2(g) + N2(g) + NH3(g) Reaction (as…

Q: 4. According to the 2 law of thermodynamics, ASi must be positive for a process to be spontaneous.…

A: SYSTEM: System is that part of universe which we are experimenting on or which we are considering.…

Q: Photosynthesis in plants converts carbon dioxide and water into glucose (C,H1206) and oxygen…

Q: Which of the following relationships is correct? A) Delta G > 0 represents an increase in kinetic…

A: Free energy is a measure of spontaneity of chemical process.

Q: Classify each statement as true or false.

Q: For a chemical reaction that is spontaneous at standard conditions, which of the following holds?…

Q: 12) Calculate AG°, Dn for the following reaction at 25.0 °C. Is the reaction spontaneous? 3 H2 (g) +…

Q: 12. Consider the oxidation of iron metal 4Fe +302g Astotal, Show that the reaction of spontaneous…

A: We need to find ∆Stotal . The sign of it will say that its spontaneous or non- spontaneous. Lets…

Q: 1.With respect to the system only, a reaction with ΔH < 0 and ΔS < 0 is predicted to be ___________.…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: (b) 2 Na(s) + 2 H20(1) → 2 NaOH(aq) + H2(g) As° J/K rxn As° × 10 J/K (enter your answer in…

A: Given data :- 2Na(s) + 2H2O(l) → 2NaOH(aq) + H2(g) ∆S for Na = 51.05 J/mol.K ∆S…

Q: Consider the following reaction at constant P. Use the information here to determine the value of…

A: Answer - The correct option is (d) S = +3.18 KJ/K reaction is spontaneous

Q: methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

A: From the second law of thermodynamics Entropy of the universe always increases. Or, the change in…

Q: Methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

A: The second law of thermodynamic explains that the heat transfer occur in the system from higher to…

Q: 2 NH3 (g) + 2 02 (g) → N20 (g) + 3 H20 (g) Is this reaction spontaneous only at low temperatures,…

Q: Methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

Q: What is the temperature at which the reaction below becomes spontaneous, if the standard entropies…

Q: For the synthesis of ammonia where AG' = -33.3 kJ/mole, determine whether the reaction is…

A: The reaction given is, => Given: And ΔGo = -33.3 KJ/mol = -33300 J/mol…

Q: Calculate the temperature in kelvins above which this reaction is spontaneous.

A: We have to Calculate the temperature in kelvins above which this reaction is spontaneous.

Q: All of the following statements are false for the spontaneous combustion of hydrogen gas at 400 K…

A: Given: Spontaneous combustion of hydrogen gas at 400 K For a reaction to be spontaneous, ∆G < 0…

Q: Calculate ΔSsurr at 25°C for the following reaction at constant pressure. Will the reaction be…

Q: Consider the two reactions below, resulting in the formation of hydrazine a. Reaction A: 2 NH3 (g)…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Question

Indicate if AS is negative, near zero or positive for the following processes.
a reaction that is
spontaneous at low
temperature only
2 N20(g)
SO2(g)
S(s) >
2 N2(g)
1. - AS
+
2 AS near zero
2 CH3Clg) + H2(9) → 2
CH4(g)
Cl2(g)
+ AS
+
3.
CaCO3(s) → Ca2
co,2-

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A 2.50-mol sample of gas is compressed isothermally from 20.0 L to 5.00 L under a constant external pressure of 10.0 atm. Calculate w, q, U, and H for the process.
Explain why the statement No process is 100 efficient is not the best statement of the second law of thermodynamics.
Natural gas is mostly CH4. When it burns, the chemical reaction is CH4 g 2O2 g CO2 g 2H2O g The H of combustion of one mole of CH4 at 25.0 C is -890.9 kJ. Calculate q, w, and U under these conditions, assuming an external pressure of 1.07 atm.
Liquid water at 25C is introduced into an evacuated, insulated vessel. Identify the signs of the following thermodynamic functions for the process that occurs: H, S, Twater, Ssurr,, Suniv.
In a spontaneous process, S(universe) is (a) 0 (b) = 0 (c) 0
10.69 If a sample of air were separated into nitrogen and oxygen molecules (ignoring other gases present), what would be the sign of for this process? Explain your answer. The next four questions relate to the following paragraph [Frank L. Lambert, Journal of Chemical Education, 76(10), 1999, 1385]. "The movement of macro objects from one location to another by an external agent involves no change in the objects' physical (thermodynamic) entropy. The agent of movement undergoes a thermodynamic entropy increase in the process."
In thermodynamics, the pathway in a pressure-volume diagram for an adiabatic change is called an adiabat, while the pathway for an isothermal change is called an isotherm. Identify the adiabats and isotherms in Figure 3.2.
Limestone is predominantly CaCO3, which can undergo the reaction CaCO3(s)CaO(s)+CO2(g). We know from experience that this reaction is not spontaneous, yet S for the reaction is positive. How can the second law of thermodynamics explain that this reaction is not spontaneous?
The reaction shown below is involved in the refining of iron. (The table that follows provides all of the thermodynamic data you should need for this problem.) 2Fe2O3(s)+3C(s,graphite)4Fe(s)+3CO2(g) (a) Find H for the reaction. (b) S for the reaction above is 557.98 J/K. Find S° for Fe2O3(s). (c) Calculate G for the reaction at the standard temperature of 298 K. (There are two ways that you could do this.) (d) At what temperatures would this reaction be spontaneous? Compound Hf (kJ mol-1) S° (kJ mol-1) Gf (J mol-1 K-1) Fe2O3(s) -824.2 ? -742.2 C(s, graphite) 0 5.740 0 Fe(s) 0 27.3 0 CO2(g) -393.5 213.6 -394.4.83
Explain why absolute entropies can be measured.
What is the sign of the standard Gibbs free-energy change at low temperatures and at high temperatures for the formation of hydrogen sulfide from the elements? H2(g)+18S8(s)H2S(g)
For the reaction BaCO3(s) BaO(s) + CO2(g), rG = +219.7 kJ/mol-rxn. Using this value and other data available in Appendix L, calculate the value of fG for BaCO3(s).