Which of the following  reactions are endothermic and exothermic A. C2H4 +3O2 --> 2CO2 + 2H2O +heat B.   N2+ 2O2 + heat --> 2NO2 C. 2H2O +heat --> 2H2 + O2 D 2KClO3 --> 2KCl +3O2 +heat E. CaCO3 +heat --> CaO + CO2 F. N2 +3H2 --> 2NH3 + heat G. CO + 3H2 + HEAT --> CH4 +  H2O H.2N2 + 6H2O + HEAT --> 4NH3 + 3O2

Q: The reaction below is exothermic: 2SO2 (g) + O2 (g) → 2SO3 (g) Le Châtelier's Principle predicts…

A: Given reaction is  2SO2 + O2 = 2SO3

Q: BH, THF INEW TI HON OH HO HO- HO HO HO (a) -CH, HO alam ran ur a II (B) I and III (A) Tand IV II pun…

A: As the student have asked for  for only answer  no explanation,although I am giving a brief…

Q: Sketch the energy diagram representingthe reaction MgCl2(s)¡Mg(s) +Cl2(g) knowing that the internal…

A: The given reaction is MgCl2 (s) → Mg (s) + Cl2 (g) The internal energy for products Mg (s) and Cl2…

Q: c. For the reaction CACO3 (s) + 2H+ (ag) Ca (ag) + H20(1) + CO2 (g) Species S° J/(mol-K) CaCO3 (s)…

A: Entropy change for a reaction is given by following relation, ∆Srxn = Sum of entropies of products -…

Q: Consider the reaction, which is exothermic as written, PCl5(g)  PCl3(g) + Cl2(g).  Which of the…

A: Given: PCl5(g) ----> PCl3(g) + Cl2(g) Le Chatelier's principle: When a change is applied to a…

Q: How would an increase in gas pressure affect the reaction PCl5 (g) reversible PCl3 (g) + Cl2 (g)?

A: The reaction given is  PCl5 (g) -------> PCl3 (g) + Cl2 (g)

Q: 25. A student hypothesizes that an increase in pressure will increase the amount of ammonia produced…

A: The given equilibrium reaction is: N2(g) + 3H2(g) ⇌ 2NH3(g)

Q: Is the following reaction endothermic or exothermic? Reversing the reaction (1) , we get, 2NO(g)…

A: The energy difference of the products and reactants is known as the energy change of a reaction. If…

Q: Determine the AH of the reaction 1 1 NO29) + 702c9) +5H20(9) → HNO3(aq) 4 AH = 33.2 kJ 5 N2c9) +…

A:

Q: Consider the reactions: A 2B A 3C What is AH for the reaction 2 B 3 C? AH, ΔΗ a ) ΔΗ + ΔΗ, c) AH, -…

A: We are given the following reactions:…

Q: According to the LeChatlieu’s principle compressing the reaction in a vessel from 1 atm to 1.5 atm…

A:

Q: Which change to this reaction system would increase the concentration of hydrogen? N2(g) + 3H2(g)…

A: Observing the given balanced chemical equation shows that heat is produced by the reaction. The…

Q: 1. The four chemical reactions which occur in sequence when gaseous carbon dioxide dissolves in…

A: The equilibrium which is taking place in carbon dioxide solution is, => CO2 + H2O -----> H2CO3…

Q: Consider the following exothermic reaction: C (s)   +   2 Cl2 (g)   ⇋⇋   CCl4 (g) How would the…

A: Given reaction is: C (s) + 2Cl2 (g) ⇋ CCl4 (g) To determine: Shift in equilibrium if CCl4 is added…

Q: The following exothermic reaction is allowed to reach equilibrium: 2 H2 (g) + O2 (g) = 2H2O (g) a.…

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

Q: Which is the best method for carrying out the following reaction? COOH SO3H O +COOH; then SO3/H2SO4…

A:

Q: Consider the equilibrium describing the endothermic dissolution of a solid in water Zn(OH), (s) Zn"…

A: Given equilibrium for dissolution of a solid in water is Zn(OH)2(s) <---> Zn2+(aq) + 2OH-(aq)…

Q: For the following reaction 2 SO2(g) + O2(g)      2 SO3(g)  +  heat If the equilibrium situation is…

A: Given Reaction  2 SO2(g) + O2(g)   <->   2 SO3(g)  +  heat  Equilibrium situation is stressed…

Q: 11) Which reaction will shift to the right in response to a decrease in volume? A) N2 (g) + 3H2 (g)…

A: To identify: The reactions that will shift to the right due to decrease in the volume.

Q: Which reaction is most likely to have a positive ASys? a) SiO2(s) + 3 C(s) b) 6 CO2(g) + 6 H¿O(g) c)…

A: A positive change in entropy of the system indicates the increase in randomness and this randomness…

Q: For the following endothermic reaction at equilibrium: H2S(g)     H2(g) + 1/8 S8(s) choose the…

A: Given reaction is endothermic so if we increase the temperature then reaction goes forward so option…

Q: A Moving to another question will save this response. Question 5 11) For the reaction at 25°C:…

A:

Q: For the reaction ; 2NH3 (g)   ==  N2(g)  +  H2(g)   ,   Which way will the reaction proceed  (…

A:

Q: Which of the following, is an example of an endothermic reaction? 2Na + Cl2--> 2N2CI e C,H1206 +…

A: The reactions given are, 1) 2 Na + Cl2 -----> 2 NaCl 2) C6H12O6 + 6 O2 -----> 6 CO2 + 6 H2O 3)…

Q: An example of a reaction where ∆G = 0 is a. any reaction that has reached completion b.…

A: The meaning of ∆G=0 is, the system (chemical reaction ) is at equilibrium.this means ∆G will be zero…

Q: ) is this reaction endothermic or exothermic? Explain.  B) is there an increase or decrease in…

A: As per our guidelines we can only solve first three sub-parts. Please resubmit the other questions…

Q: Consider the exothermic reaction C2H2(g) + 2 Br2(g) C2H2Br4(g) + heat. Which of the following…

A: We are to find out how can we decrease production of C2H2Br4(g) in following reaction C2H2(g) + 2…

Q: 4HF (g) + O₂(g) + heat = 2F2(g) + 2H₂O + heat 2 (9) Which stress to the system would shift the…

A:

Q: According to the LeChatlieu’s principle compressing the reaction in a vessel from 1 atm to 1.5 atm…

A: According to Le chatelier's Principle -  At low pressure, the equilibrium shifts into the side which…

Q: Which reaction represents this energy diagram? (8F0-(8)H7 AH --486.3 kJ 21,0(g) O 486.3kJ + 2H2O(g)…

A:

Q: Which reaction is exothermic? A) 4PCl5(s) + 452kcal --> P4(s) + 10Cl2(g) B) P4(s) + 10Cl2(g)…

A: Exothermic reaction is a type of chemical reaction which releases energy in the form of light or…

Q: For the reactions, Sn s) + Cl2ig) - SnCla +84 kcal SnCl2 + Claa - SnCl +47 kcal Find the AH, of SnCl…

A: The heat of formation(ΔHf) of a compound is defined as the amount of heat required for the formation…

Q: Arrange these reactions according to increasing AS. 1. H2O(g) → H2O(1) 2. 2NO(g) → N2(g) + O2(g) 3.…

A: The given reaction is -

Q: The oxidation of ammonia is a reversible exothermic reaction at equilibrium that proceeds as…

A: To predict concentration of species in an Equilibrium.

Q: Consider the reaction: 4HF (g) + O2(g) + heat = 2F2 (g) + 2H₂O(g) + heat Which stress to the system…

A: The given equilibrium reaction is  4HF(g) + O2(g) ⇌ 2F2(g) + 2H2O(g) + heat. The stress which shifts…

Q: Barium sulfate is often given for patients to ingest as an image enhancer for gastrointestinal…

A: Barium sulfate: The formula for Barium sulfate is BaSO4 and it's far insoluble in water. It is in…

Q: When the reaction  ___CH4 (g) +__O2 (g) à __CO2 (g) + __H2O(g)  is correctly balanced, the…

A: Given reaction is,  CH4(g) + O2(g) --> CO2(g) + H2O(g)

Q: What factors would result in the following equation favoring the reactants? Cd(NO3)2 4H₂O(s)…

A:

Q: CH) +2 Oze) CO2 +2 H,On 74 COe +2 H20 CH4) + 20z 2 C,HIo + 25 0z) → 16 CO + 18 H20 2 CH,OH +3 0z) →…

A: Endothermic reaction -  Temperature of products lower than reactants. ∆H = positive. General…

Q: 13. The following exothermic reaction is allowed to reach equilibrium: N2(g) + 3H2(g) = 2NH3(g) a.…

A: According to Le Chatelier's principle, if a stress is applied on a reaction mixture at equilibrium,…

Q: ΔS is positive for the reaction ________. A) 2H2 (g) + O2 (g) → 2H2O (g) B) 2NO2 (g) → N2O4 (g) C)…

A:

Q: Consider the following reversible reaction at equilibrium: C6H12O6(aq) + 6 O2(g)      6 CO2(g) + 6…

A: According to the le chatelier's principle, the reaction shifts in the endothermic direction when the…

Q: The reaction A(aq) + B(aq)  C(aq) + D(aq) has a ΔHrxn = -85 kJ/mol.   This reaction is…

A:

Q: Consider the following exothermic reaction: C (s)   +   2 Cl2 (g)   ⇋⇋   CCl4 (g) How would the…

A:

Q: For the endothermic reaction: CaCO3 (s) → CaO (s) + CO2 (g) Le Châtelier's principle predicts that…

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

Q: The oxidation of ammonia is a reversible exothermic reaction at equilibrium that proceeds as…

A: Given chemical reaction is: 4 NH3 (g) + 5 O2 (g)   ⇋   4 NO (g) + 6 H2O (g) the given reaction is…

Q: 1. Write the ΔHf˚ reaction for HNO3, accounting for the enthalpy term in your reaction. 2. Is the…

A: To get the standard enthalpy of reaction∆Horeaction, add the standard enthalpies of formation  of…

Q: Consider the following exothermic reaction: C (s)   +   2 Cl2 (g)   ⇋⇋   CCl4 (g) How would the…

A: The effect of changing concentration of reactants and products, increasing or decreasing pressure…

Q: Which equilibrium describes a reversible reaction a short time after starting the reaction with…

A: A reversible reaction is a reaction in which the conversion of reactants to products and the…