Which of the following is a spontaneous process at atmospheric pressure? A. Water freezing at room temperature. B. Ball rolling up hill. C. Ice melting at room temperature. D. NaCl decomposing at -10 ºC.

Q: 12. A glass of ice water is placed on a table on a hot afternoon. Condensation forms on the outside…

A: When an ice cold glass is come out and kept it on the surrounding, on the surface of the glass water…

Q: Which combination of AH and AS NEVER has a spontaneous reaction? & tAH and +AS A -AH and -AS C -AH…

A:

Q: A spontaneous reaction always involves an increase in

A: A spontaneous reaction is that reaction which can by it self without external source.

Q: Two different gases occupy the two bulbs shown here.Consider the process that occurs when the…

A: EXPLANATION: part a) The final (equilibrium) state:

Q: What is a spontaneous process?

A: Spontaneous process is a irreversible process

Q: Which of the following statements is NOT TRUE about the change in free energy?   a) The change in…

A: To identify: The correct statement for the change in free energy i.e. ΔG.

Q: 47. What is always true for any spontaneous reaction?

A: A spontaneous reaction is a reaction that favors product formation under the conditions reaction is…

Q: Which of these processes are spontaneous? (a) Earth moves around the Sun. (b) A boulder rolls up a…

A: Thermodynamics is the branch of chemistry that mainly deals with the heat transfer between systems…

Q: Classify the following processes as spontaneous or non spontaneous

A: Process are categorised as spontaneous if they are naturally occurring without any external force

Q: What is the best explanation that ASfusion is smaller than ASvaporization? Entropy Curve Solid Liqud…

A: Entropy of a state is defined by disorder /randomness in molecule  More the randomness in molecule…

Q: Calculate AS° for the following reactions, using standard entropy values from the table below. a.…

A: Given :-  NH4Cl(s) → NH3(g) + HCl(g)  Species         S° J/(mol-K)  NH4Cl(s)         94.86 NH3(g)…

Q: How does the process described in the previous item relate to the system shown?

A: The expansion of gases is a spontaneous process whereas reverse process is a nonspontaneous process.…

Q: Which of the following is a spontaneous process? A. A ball rolls up a hill B. A fruit turns yellow…

A: Given processes, A. A ball rolls up a hill B. A fruit turns yellow as it ripens C. Ice is formed at…

Q: Consider the reaction:            H2S(g)  +  SO2(g)   -->   3S(g)  +  2H2O(l) for which ΔH is -233…

A: GIVEN:            H2S(g)  +  SO2(g)   -->   3S(g)  +  2H2O(l) ΔH =-233 kJ  ΔS = -424 J/K

Q: Which of these processes is spontaneous?a. the combustion of natural gasb. the extraction of iron…

A: The spontaneous process can take place without having energy from the external source. In these…

Q: Change Is this change spontaneous? O Yes. A solid precipitates from a solution, releasing heat as it…

A:

Q: Which of the following law of thermodynamics states that the total entropy of the universe is…

A: In thermodynamic, Four type of law in this, 1)Zeroth law 2)First law 3)Second law 4)Third law

Q: Under certain conditions, nitrogen gas and oxygen gas react to form the toxic brown gas nitrogen…

A: The standard Gibbs free energy, △Go is given as : If the value of △Go is positive or greater than…

Q: Consider two equal-sized flasks connected as shown in the figure. probability that it will be in…

A: a) Probability of finding a molecule in flask 2 is 1/2

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: Spontaneous reaction : A reaction is called spontaneous, if the product formation occurs in a given…

Q: TRUE OR FALSE Any spontaneous process is reversible.

A: Spontaneous process means the process which will occur without any external force or something like…

Q: A) In the temperature range between 25°C and 340°C, the reaction in the previous two questions is…

A: A) ∆G˚ at 25˚C is given as 893.84 kJ/mol ∆G˚ at 340˚C is given as 11115 kJ/mol Since ∆G˚ is positive…

Q: Classify the following processes as spontaneous and nonspontaneous. Explain your answers in terms of…

A: (a) Water can split into its atomic counterparts, hydrogen and oxygen gas by passing an electric…

Q: Classify the following processes as spontaneous and nonspontaneous. (a) freezing of water at room…

A: Given the following processes: (a) freezing of water at room temperature (b) breakdown of liquid…

Q: Indicate whether each statement is true or false. Most spontaneous processes are reversible.

A: Given Indicate whether each statement is true or false. Most spontaneous processes are reversible.

Q: Which of the following relationships is true under reaction conditions of constant pressure &…

A: A) A negative free energy change represents spontaneous process. hence option A is false.   B) A…

Q: Consider a reaction that has a negative AH and a negative AS. Which of the following statements is…

A:

Q: Which of the following statements is false? A. The change in free energy is less than zero for a…

A:

Q: The process of iron being oxidized to iron(II) oxide (rust) is spontaneous. Which of these…

A: The true statement has to be given,

Q: Describe how matter is redistributed when the following spontaneous processes take place:(a) A solid…

A: Sublimation:- It is the change in form of substance from solid state to gaseous state. Example-…

Q: Which of the following are spontaneous? a. a house being built b.a satelite is launched into orbit…

A: The processes that occur on their own to attain a more stable state without any external efforts are…

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: A table of questions based on spontaneity, which are to be accomplished.

Q: The process of iron being oxidized to make iron(III) oxide(rust) is spontaneous. Which of these…

A: The process of rusting of iron is an important phenomenon and it indicates an oxidation reaction. It…

Q: Calculate ΔS° for the following reactions, using standard entropy values

A: Calculate ΔS° for the following reactions, using standard entropy values  e) Pb(s) + 1/2 O₂(g)…

Q: according to the second law of thermodynamics which of the following statement is true for a…

A: Entropy term is the measure of disorder/randomness. According to second law of thermodynamics system…

Q: Indicate whether each process is spontaneous or nonspontaneous. a. water vapor condensing at 50 °C…

A: Answers are explained below.

Q: An spontaneous process ALWAYS has a negative AG O has a negative AH O has a positive AH has a…

A: A spontaneous process is capable of proceeding in a given direction without needing to be driven by…

Q: Which of the following is not true about a spontaneous process? A) A spontaneous process is one that…

A: A spontaneous reaction is one that is capable of occurring in a given direction without being driven…

Q: Define what is spontaneous reaction. (b) How it is related to chemistry

A: To define: A spontaneous reaction and its relation with chemistry.

Q: 2 ΔΗ for the vaporization of benzene is 31.0 kJ/mol, and the boiling point (at atm of pressure) is…

A: We have been given that

Q: (a) What is a spontaneous process? Explain, with a simple quantitative example, why the flow of heat…

A: a.  A spontaneous process is the time-evolution of a system in which it releases free energy and it…

Q: Without consulting Appendix B, arrange each group in or-der of increasingstandard molar entropy…

A: (a) Diamond has an ordered three dimensional crystalline shape, followed by graphite with an ordered…

Q: Which of the following exhibits a non-spontaneous? a. Rain falls from the sky. b. A plants grows…

A: A chemical process is occurs when one form of compound converted into another form. These processes…

Q: Which of the following is non-spontaneous? A. Rain falls from the sky B. A plant grows into a tree…

A: A cellphone battery is being recharged

Q: Which of the following reactions are/is spontaneous? a) The melting of ice cubes at -5°C and 1 atm…

A: a. Melting of ice is non spontaneous at -5°C and 1 atm because it melts at 0°C and 1 atm. Below this…

Q: Is the reaction spontaneous at all temperatures? If not, explain. Choose one: O The reaction will be…

A:

Q: Water can be decomposed to form hydrogen and oxygen, and the hydrogen and oxygen can be recombined…

A: The decomposition reaction of water is,