Which of the following are spontaneous processes? a. Silverwares tarnish when exposed to air b. A fruit turns yellow as it ripens c. Ice is formed at ambient temperature d. Water decomposes into hydrogen and oxygen gases with application of electricity e. Wood burns to ash after being set on fire f. Table salt dissociates into sodium and chlorine ions in water g. A spoon dipped in boiling water gets hot h. A cell phone battery is being recharged

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

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Q: Which of these processes are spontaneous? (a) Water evaporates from a puddle. (b) A lion chases an…

A: The processes that are spontaneous has to be identified.

Q: Which of the following reactions is/are spontaneous? a) Separation of N2 and O2 molecules in air…

A: Since you have posted multiple sub-parts, the answer for first three parts are given below. Kindly…

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: Which one of the following processes produces a decrease in the entropy of the  system?  A. boiling…

A: Entropy of the process increases when- The randomness of system increases and the system is…

Q: Identify whether each process is spontaneous or non-spontaneous. 1. A spoon dipped in boiling water…

A: A process which take place by itself or has a tendency to take place is called spontaneous process.…

Q: When is a reaction never spontaneous?   Keq   ∆H>0, ∆S>0   Keq0

A: Free energy of a system is the difference between the initial-state energy and the equilibrium…

Q: A student places a piece of solid iron into a solution containing copper(II) ions. 7 (a) Write the…

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Q: For each reaction, calculate ΔH °rxn, ΔS°rxn, and ΔG°rxn at 25 °C and state whether or not the…

A: Standard heat of formation of N2O4 (ΔHfo) = 9.16 KJ/mol. Standard heat of formation of NO2 (ΔHfo) =…

Q: Which of the following processes are spontaneous?(a) A satellite falls to Earth. (b) Water…

A: A spontaneous process occurs by itself (possibly requiring an initial input of energy) whereas a…

Q: Na (s) + 20 (g)-2NO; (e) AS = -121.77 J/K.mol; AH° = 66.36 kJ/mol Is the reaction shown above…

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Q: Which of the following processes are spontaneous?(a) Methane burns in air. (b) A teaspoonful of…

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

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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: 1. Classify the following processes as "Spontaneous" or "Non-spontaneous": (i) (ii) (iii) (iv) (v)…

A: Spontaneous process is the type of  random process is one that takes place alone and has no external…

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: For the process, CO 2 (s) -> CO 2 (g), this process (and explain why) A. is always spontaneous B. is…

A: For any process to be spontaneous, the free energy change must be negative.delta G = delta H - T…

Q: Which of the following processes is spontaneous? A) Heat coming out of an open oven. B) A puddle…

A: Spontaneous processes are those processes which donot need any external force to occur .  Ex.  A)…

Q: At 25 °C the formation of NH, (g) has a positive AS" systom. Is this reaction spontaneous or…

A: Given: ∆Ssystemo=+180 J/K T = 25oC ∆HfoN2g=0 kJ/mol∆HfoH2g=0 kJ/mol∆HfoNH3g=-45.9 kJ/mol

Q: Calculate the free energy change for this reaction at 25 °C. Is the reaction spontaneous? (Assume…

A: Given information, C3H8( g) + 5 O2( g)-------->3 CO2( g) + 4 H2O( g)ΔH °rxn = -2217…

Q: Which of the following would be a non-spontaneous reaction?     Building CO2 and H2O into glucose…

A: Here option A is correct  Building CO2 and H20 into glucose . A rock rolling down a hill is…

Q: d Silver nitrate is added to a solution of sodium chloride and a precipitate forms. spontaneous…

A: Here we have to predict whether the following given reactions are spontaneous or nonspontaneous…

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

A: Non spontaneous process sun and the earth are attracted to each other due to the gravitational…

Q: For a certain chemical reaction, ΔH°= ‒40.0 kJ and ΔS°= ‒150.0 J/K. (a) Does the reaction lead to an…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Which two of the following are spontaneous processes? (Circle only two): a) rusting of an iron nail…

A: A reaction which occurs without the input of energy is called a spontaneous reaction.

Q: for this reaction: H2O(g) →  H2O(l) → (gets hot, s

A: When water changes its states from gas to liquid there is a change in states of water from gaseous…

Q: 17. Classify the following processes as spontaneous or nonspontaneõus. Explain your answers in terms…

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Q: Oxygen molecules dissociate to form oxygen atoms. spontaneous nonspontaneous A tray of water is…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Describe each  reaction  as spontaneous or non-spontaneous. Sn^2+  +  Br2 -----> Sn^4+  +  2Br^ -

A: A reaction is said to be spontaneous when its ∆G° value is negative. Relation between ∆G° and…

Q: A student calculated that for a given reaction, ΔS = 22 J/K and ΔH = 6,028 Joules. At which…

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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: Classify each statement as true or false.

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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: Nitric oxide reacts with chlorine to form NOCI. The data refer to 298 K. 2NO(g) + Cl2(3) → 2NOC(g)…

A: The standard Gibb's free energy change of a reaction at 298 K can be calculated by the following…

Q: What statement describes coupling reactions?     Two nonspontaneous reactions are coupled together…

A: The endergonic reactions (i.e. nonspontaneous reactions) are unfavorable, to proceed such reactions…

Q: Indicate whether each statement is true or false. All spontaneous processes are fast.

A: Given; Statement - All spontaneous processes are fast.

Q: -Find AH, AS, and AG. Is this reaction exothermic and is it spontaneous? NO (g) + ½ O2 (g) -> NO2…

A: The given reaction is: From the given values- ΔH and ΔS can be calculated as follows: where m and…

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

A: Answers are explained below.

Q: which of the following is not spontaneous at room temperature? a) H2O (g) --> H2O (l) b) H2O(s) -->…

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Q: For the decomposition of hydrogen peroxide to water and oxygen,         H2O2(g) ⟶⟶ H2O(g) + O2(g)…

A: The reaction given is, => H2O2 (g) ------> H2O (g) + O2 (g)  Given : ΔH° = -106 KJ  And ΔS° =…

Q: Identify whether each process is spontaneous or non-spontaneous. 1. Silverwares tarnish when exposed…

A: 1. Silverware tarnish when exposed to air. This process is Non-spontaneous.

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: the decomposition of hydrogen peroxide to water and oxygen,         H2O2(g) ⟶⟶ H2O(g) + O2(g) ΔΔH°…

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Q: For each of the following statements, indicate whether it is true or false. Why ? a) A spontaneous…

A: a) A spontaneous reaction always releases heat. - False     All of the Spontaneous reactions  are…

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

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Q: Which are spontaneous at all temperatures? Choose one or more: 2H,S(g) + 302(8) –→ 2H,0(g) + SO,(g)…

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