At 16223 oC, Keq = 2.29 for the reaction: 1/2 N2(g) + 1/2 O2(g)  NO2(g) (a) What is the value of Keq for the reaction NO2(g)  1/2 N2(g) + 1/2 O2(g)? Keq =   (b) What is the value of Keq for the reaction N2(g) + O2(g)  2 NO2(g)? Keq =   (c) What is the value of Keq for the reaction 2 NO2(g)  N2(g) + O2(g)? Keq =

Q: Answer the questions about the balanced reaction 3A + 2B 1 C + 100. cal C = 70.g The molar masses…

A: Given, molar mass of A= 10 g  Molar mass of B = 20 g  Molar mass of C = 70 g  Given reaction is-  3A…

Q: Consider the following thermochemical equations (Note: HA is a weak acid) H+(aq) + OH-(aq) → H2O(l)…

A: Choose the equation that shows the correct relationship between their enthalpy changes--

Q: In the following reactions, identify the physical states of the products and reactants and indicate…

A: Exothermic is the process or reaction that releases energy in the form of heat. Another way of…

Q: Calculate the heat of reaction for 40.0 mL of 0.400 M HCl with 40.0 mL of 0.100 M Ba(OH)2 with a…

A: VHCl= 40ml = 0.040 L MHCl= 0.400 M VBa(OH)2= 40ml = 0.040 L MBa(OH)2= 0.400 M Lets assume the…

Q: What is the enthalpy change when 42.0 mL of 0.350 M sulfuric acid reacts with 16.0 mL of 0.100 M…

A:

Q: If AH = +54.74 kJ for a chemical reaction, that reaction %3D is neutralization O is endothermic O is…

A: If ∆H= +54.74 KJ  Reaction ?

Q: How many moles are contained in each number of grams of fructose (C 6H 12O 6, molar mass 180.2…

A: The given information is: The chemical formula of fructose = C6H12O6 Molar mass of fructose = 180.2…

Q: 5. Given the following data calculate AH for the reaction: NO (g) + 0 (g) → NO2 (g) Data 202(g) →…

A: Heat of reaction is defined as difference of energy of product  and energy of Reactant. If heat of…

Q: At 2452 oC, Keq = 97.7 for the reaction: 1/3 NO2(g) + 1/3 N2O(g) (equlibrium arrows) NO(g) (a)…

A:

Q: How much oxygen is needed to produce 105.2 kJ via the following reaction? 2C2H6(g) + 7O2(g) →…

A: ∆H = -3120 KJ/mol   How many moles of O2 will produce 105.2KJ Molar mass of oxygen = 32.0 g/mol

Q: CH3I EXcess

A:

Q: Complete the thermochemical equation,H + (aq) + OH - (aq) ---> H 2 O (l) Ho = ______ kJ/mol …

A: Thermochemical equation:

Q: Is this reaction exothermic, endothermic, or neither? If you said the reaction was exothermic or…

A: A.) Endothermic reaction is that in which heat is absorbed and temperature fall down.  Exothermic…

Q: 6. A neutralization reaction occurs when 120.00 mL of 0.500 mol/L L¡OH and 160.00mL of 0.375 mol/L…

A: #6: Since the 53.1 kJ heat energy is on the product side, heat is released during the reaction and…

Q: Calculate Kc for the reaction Fe(s) + H2O(g) —> FeO(s) + H2(g) given the following information.…

A:

Q: At a certain temperature, the following reactions have the constant shown:   N2 (g)  + 2O2(g) --->…

A: For the given reactions the Kc can be calculated as: (a) 2NO2(g)→N2(g)+2O2(g) As per the given…

Q: Describe the difference in a potential energy diagram for an exothermic and endothermic reaction.…

A: Ans Exothermic reaction : Reaction in which energy released from system to surrounding is called…

Q: (b) What is the value of Keq for the reaction 2 NO(g) + Cl2(g)  2 NOCl(g)? Keq =  . (c) What is…

A: Keq is the ratio of  product of concentration of products raised to their stoichiometric coefficient…

Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂(g) 2HCl(g) AH-184.6 kJ Reaction 2: 20F₂(g) O₂(g) +…

A:

Q: Given: H2SO3(g)       →         H2O (g)        +                SO2 (g)       Keq = 100 What will…

A: Equilibrium constant of a reaction, Keq can be written on the basis of law of action of mass. It is…

Q: 3 NaOH(aq) + H3PO4(aq) → Na3PO3(aq) + 3 H2O(l)           ΔH = -173.7 kJ If 31.2 mL of 0.45 M sodium…

A:

Q: Reaction Type? Enthalpy? (ΔH) Spont.? (-ΔG)? Yes, No, or Maybe (TD*) C5H12(g) + 8O2(g) -> 5CO2(g) +…

A:

Q: 0.12 mol of solid glucose (C6H12O6) is dissolved in 100. mL of water, what is the (w/w%)-(3 SF)

A: The concentration is the relative amount of the solute present in the solution. A solution may have…

Q: Ask me Delta H for the following reaction indicate exothermic endothermic.

A:

Q: When hydrogen sulfide (MW = 34.08 g/mol) gas is bubbled into a solution of sodium hydroxide (40.00…

A:

Q: 18. Answer the following questions using the given equation and AH. (d) Adding so 6 CO2(g) + 6 H20…

A: The given reaction is, Heat of reaction (∆H) is also called as enthalpy of reaction. ∆H is the…

Q: How much heat (in kilocalories) is evolved or absorbed in the reaction of 1.21 g of Na with H2O?…

A:

Q: TRUE/FALSE: the following reaction is a formation reaction: 2C(s) + 4H2(g) → 2CH4(g)

A: Formation reaction: A formation reaction is the formation of one mole of a substance from its…

Q: • • • • • • • • 3C(s) + 2Fe₂O₂(g) 4HNO3(aq) + 5N₂H₁(1)→ 12H₂O(g) + 7N₂(9) catalyst 4C2H5NO2(1)…

A: Given : statements

Q: 2NO2 (g) ↔ N2O4 (g) 30 mL of NO2 gas is compressed in a syringe to 15 mL. Is this reaction…

A:

Q: 0.26 mol of solid glucose (C6H12O6) is dissolved in 100. mL of water, what is the (w/w%)-(3 SF)

A:

Q: What quantity of heat (in kJ) is absorbed in the process of making 0.749 mol of CF4 from the…

A: Given reaction : C(s) + 2F2 (g) ⇒ CF4 (g)Moles of CF4 = 0.749 mol∆H°= 141.3 kj/molWhat quantity of…

Q: Aspirin can be made in the laboratory by reacting acetic anhydride (C4H6O3) with salicylic acid…

A:

Q: 50.0 mL 2.00M HCI and 50.0 mL 2.00 M NaOH mixed: HCI(aq) + NaOH(aq) → H,0() + NaCI(aq) - Csoln =…

A: In just above step of  circled part, we have calculated the total heat released during the reaction…

Q: For which one of the following reactions is the value of AH°rxn equal to AHF for the product? 2H2…

A: Given:The reactions,2H2(g) + O2(g) → 2H2O(l)2H2(g) + O2(g) → 2H2O(g)N2(g) + O2(g) → 2NO(g)H2O(l) + ½…