6. For each reaction below, determine the sign of AH and AS. Also state under what conditions the reaction is spontaneous (in the forward direction): (a) never spontaneous, (b) always spontaneous, (c) spontaneous at low temperatures, or (d) spontaneous at high temperatures. O Cl2 (g) → 2 Cl (g) (1) 2 C¿H6 (g) + 7 O2 (g) → 4 CO2 (g) + 6 H2O (g)

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: For a chemical reaction to be spontaneous at all temperatures in the reverse direction, which of the…

A: First option. ∆S° > 0, ∆H° < 0

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: The thermal decomposition of molten sodium chloride into elemental gaseous sodium and elemental…

A: The thermal decomposition of molten sodium chloride into elemental gaseous sodium and elemental…

Q: For each reaction, calculate AHrn, ASn, and AGxn at 25 °C and state whether or not the reaction is…

A: a. The reaction: N₂O₄(g) → 2 NO₂(g) Standard enthalpies of formation: N₂O₄(g): Hf =…

Q: For a particular reaction, AH° = 55.4 kJ and AS" = 94.1 J/K. Assuming these values change very…

A: From given  we are going to calculate spontaneity of the reaction

Q: 1.) Consider the following reaction: 2 AB (g) + B2(g) → 2 AB2(g) AH° = -485.0 kJ/mol a.) Do you…

A: a) ∆Ssys = negative  Explanation : 1) First reason is,  this reaction is exothermic reaction because…

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

A: Entropy is a unit of randomness.More the number of moles,more will be the entropy.Change in entropy…

Q: 4. From the following AH and AS values, predict whether the reaction would be spontaneous. If not,…

A: Formula used ∆G = ∆H — T∆S For spontaneous reaction ∆G < 0 To make reaction spontaneous…

Q: Methanol (CH3OH) burns in oxygen to form carbon dioxide and water. Write a balanced equation for the…

A:

Q: For the following reaction, AH° for the reaction is -206.1 kJ/mol, while AS° is -215 J/K•mol . NO…

A: For the reaction to be spontaneous , we have to see the  value of Gibbs free energy. ∆G = negative (…

Q: 15) Consider the reaction for the decomposition of carbon tetrachloride gas: CCIA(g) C(s, graphite)…

A:

Q: Consider the reaction 2Hg (l) + O2 (g) → 2HgO (s), for which ∆H°= -181.7 kJ/mol and ∆S°= -216.5…

A: Given data is, ∆H°= -181.7 kJ/mol ∆S°= -216.5 J/molK

Q: Hi, I need help with this step-by-step please thank you.

A: For any reaction that proceeds spontaneously, the value of free energy that is Delta G remains…

Q: Octene (C8H16) can be converted into octane (C8H18) following the reaction below. ΔH° for the…

A: For spontaneous reaction ∆G is negative

Q: 1. Which set of results applies to a reaction that is spontaneous at 250 K but is not spontaneous at…

A: Answer:- This question is answered by using the simple thermodynamics and the spontaneity of the…

Q: Is the reaction Si (s) + 2 H2 (g) --> SiH4 (g) spontaneous under standard conditions at 298 K?…

A: Given, Reaction : Si(s) +2H2(g) →SiH4(g) Temperature, T=298 K

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: Spontaneity

A:

Q: For the reaction C2H6 (g) → C2H4 (g) + H2 (g) ΔH° is +137 kJ/mol and ΔS° is +120 J/K ∙ mol. This…

A: Given, The balanced chemical equation, C2H6 (g) → C2H4 (g) + H2 (g) ΔH°=+137 kJ = 137000 J, and ΔS°…

Q: For a particular reaction, AH° = -28.4 kJ and AS = -87.9 J/K. Assuming these values change very…

A: Given,  ∆H° = - 24 kJ = - 2400 J  ∆S° = - 87.9 J/K

Q: Consider the oxidation of NO to NO2 :NO(g) + 12 O2(g)¡NO2(g)Calculate ΔG°rxn at 25 °C and determine…

A: If the value of free energy is negative that means the reaction is spontaneous whereas the value of…

Q: For a chemical reaction to be spontaneous at all temperatures in the reverse direction, which of the…

A:

Q: A reaction will be spontaneous only at low temperatures if both ΔH and ΔS are negative. For a…

A: given: ∆H=-320.1KJ/mol        =-320100J/mol∆S=-95J/K.mol

Q: For the reaction of gaseous substances with increasing gaseous molecules (from reactant to product…

A: Given data    ∆H° = +150 KJ/mole and ∆S° = 171 J/K-mole.

Q: 1A. The entropy will usually increase when I. a molecule is broken into two or more smaller…

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

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: Given the ΔH° and ΔS°, calculate the ΔG° values for the following reactions and indicate whether the…

A:

Q: For each reaction, calculate AHan ASn and AGan at 25 "C and state whether or not the reaction is…

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

Q: (2)Consider the following reaction at constant pressure. Use the information here to determine the…

A: 1. ∆Ssurr = -∆Hsys/T  2. ∆G = ∆H - T∆S

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

A: If ∆S comes out to be positive then it would be considered as spontaneous otherwise negative then…

Q: For the process O2(g)      2O(g), ΔH° = 498 kJ·mol –1.  What would be the predicted sign of ΔS°rxn…

A: Given that :Reaction = O2(g) → 2O(g) ∆H° = 498kJ/mol

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

A: In a thermodynamic system, the entropy of the system is defined as the randomness of the system.…

Q: of methane in oxygen is CH,(g) + 2O2(g) → CO,(g) + 2H,O(I) The combustion spontaneous at 25 °C: What…

A: 1 .Combusion reaction is  reaction  in presence  of  oxygen  to give carbon dioxide  and water .…

Q: For the following decomposition reaction of ozone, O3 to form oxygen, O2. 2O3(g) →3O2(g) a)…

A: For a reaction to take place, some amount of energy is required. This energy is required to do work,…

Q: 4 NH3 (g) + 5 O2 (g) -4 NO (g) + 6 HzO (g) ArHo = -906 kJ For the reaction above, predict the sign…

A:

Q: Our atmosphere is composed primarily of nitrogen and oxygen, which coexist at 25 °C without reacting…

A: The relation between Gibbs free energy and equilibrium constant is shown below: ∆G0 = -RTln Kp…

Q: Consider the following reaction: 2 AB2 (g) ⟶ 2 AB(g) + B2(g)           ΔHo= +480.0 kJ/mol a.) Do…

A: Given Chemical Reaction is -  2 AB2 (g) ⟶ 2 AB(g) + B2(g)           ΔH° = +480.0 kJ/mol  Here the…

Q: Consider the following reaction.  Use the information here to determine the value of ΔSsurr at 355…

A:

Q: From the values of ΔH and ΔS, predict which of the following reactions would be spontaneous at 25°C:…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

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

A: The reaction taking place is given as, => CH4 (g) + 2 O2 (g) -----> CO2 (g) + 2 H2O (l)…

Q: Which of the following statements is true of process that is spontaneous in the forward direction?…

A: We have to tell which option is correct from given choices of options.

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

A: a) Rewrite the reaction as follows 2CO(g) +02(g) → 2C02(g) The number of moles of gases decreases…

Q: (a) Is the reaction spontaneous at 25°C? (b) The solid decomposed to NO2 and O2 at 25°C. Is the…

A:

Q: For the reaction   2 PF5(g) + 5 H2(g) →  2 P(g) + 10 HF(g), calculate ΔGº and determine whether the…

A: Given,

Q: When fumes of ammonia and fumes of hydrobromic acid meet, they form a “smoke” of solid ammonium…

A: The question is based on the concept of chemical thermodynamics. we have to calculate enthalpy,…

Q: 3.65 g of zinc metal react according tyo the following reaction at 25 C. Is this reaction…

A: The overall reaction is: The cathode and anode half cell reactions are as follows: The overall…

Q: or a particular reaction, AH = -93.8 kJ and AS = -156.1 J/K. Assuming these values change very…

A: Solution - According to the question - Given - ΔH° = -93.8kJ ΔS° = -156.1J / K = -156.1x 10^-3 kJ /K…

Q: Indicate if AS is negative, near zero or positive for the following processes. a reaction that is…

A: ∆G = ∆H - T ∆S For the spontaneous process ∆G  = -Ve

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

A:

Q: In photosynthesis, plants form glucose (C6H12O6) and oxygen from carbon dioxide and water. Write a…

A: Photosynthesis It is a process in which green plants make their own food and convert light energy…

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

A: the reaction is said to be spontaneous when ΔG° is negative.  It ΔG° is positive, the reaction is…

Q: Consider the reaction for the decompositon of carbon tetrachloride gas: CCl4(g) ⟶ C(s, graphite) + 2…

A: For the given reaction,△H = +95.7 kJ = 95700 J    (1 kJ = 1000 J)△S = +142.2 J/KTemperature, T = 25…

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: For a chemical reaction to be spontaneous at all temperatures, which of the following conditions…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: Consider the reaction for the decomposition of carbon tetrachloride gas:CCl4(g)¡C(s, graphite) + 2…

A: (a) The given reaction is, CCl4g→Cs,graphite+2Cl2g ∆H=+95.7 kJ∆S=+142.2 J/KT=25°C=25+273K=298 K

Q: For a particular reaction, AH = 20.1 kJ/mol and AS" = 45.9 J/(mol-K). Assuming these values change…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

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

A:

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

A: a.  2CH4(g)        C2H6(g) + H2(g)  Horxn = Hoproducts – Horeactants                = [-84.68 + 0] –…

Q: A reaction has standard DS = 50.4 J/K and standard DH = 23.7 kJ. At how many of the following…

A:

Q: For the process O2(g)      2O(g), ΔH° = 498 kJ·mol –1.  What would be the predicted sign of ΔS°rxn…

A:

Q: Consider the following reaction: CaCO 3(s) CaO (g) +CO 2(g) For this reaction, delta S = +158.9…

A: For a spontaneous reaction, deltaG should be negative. From the given delta H and delta S values,…

Q: Methanol, CH3OH , is formed from methane and water in a two‑step process. Step 1:…

A:

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

A: