Question 62 Calculate the enthalpy change for the following reaction: NO(g) + O(g) - NO2(g) from...
Calculate the enthalpy change for the reaction NO(g) + O(g) → NO2(g) from the following data NO(g) + O3(9) → NO2(g) + O2(g) ΔH=-198.9 kJ/mol O3(g) → 1.5O26(g) ΔH=-142.3 kJ/mol O2(g) → 2O(g) ΔH = 495.0 kJ/mol A. 153.8 kJ B. 190.9 kJ C.-551.6 kJ D.-304.1 kJ E. 438.4 kJ
5) Calculate the enthalpy change for the reaction NO(g)+ Og) NO2g) from the following data: NOg) +03(g)-NO2(g) + O2(g) ΔΗ--I 98.9 kJ O3g) 1.502(g) 02(g) 20(g) AH-142.3 kJ AH = 495.0 kJ A) 153.8 kJ B) 438.4 kJ C)-551.6 kJ D) 190.9 kJ E)-304.1 kJ
physical chemistry 2. The bond dissociation energy of oxygen gas is 495 kJ/mole, while the enthalpy of formation of ozone gas (O3(g))is 142.3 kJ/mole. For the reaction: NO +O3(g) NO2(g) + O2(g) it is found that AH = -198.9 kJ/mole, Determine the enthalpy change for the reaction: NO(g) + O() NO2(8)
5. If the reaction in question 4 is A(aq) + B(aq) -AB(aq) and the molarity of A in solution A is 0.60 M and the molarity of B in solution B is M, calculate the enthalpy of reaction Afrr, for the formation of 1 mole of AB in solution 6. The addition of 20.0 J of heat to a 6.00 g sample of lead at 23.0 C caused the temperature to rise to 48.7 °C. What is the specific heat...
Enter your answer in the provided box. Calculate the amount of heat (in kilojoules) associated with 172 g of mercury cooling from 115.9°C to 12.5°C. The specific heat of mercury is 0.139 J/g.°C. Do not include a sign in your answer. Given the following information: NO (g) + O (g) --> NO2 (g) AH =-198.9 kJ/mol 20 (g) --> 202 (g) AH = 495.0 kJ/mol What is AH in kJ/mol for NO (g) + O2 (g) --> NO2 (g)? 446,4...
Based on the following information, what is the AH for this reaction: NO(g) + O3(g) - NO2(g) + O2(g) 302(g) + 3NO2(g) - 3NO(g) + 303(g) AH = 596.7 kJ/mol 198.9 kJ/mol -1790.1 kJ/mol -198.9 kJ/mol 1790.1 kJ/mol
The standard enthalpy change for the following reaction is 66.4 kJ at 298 K. N2(g) + 2 O2(g) 2 NO2(g) AH° = 66.4 kJ What is the standard enthalpy change for this reaction at 298 K? 1/2 N2(g) + O2(g) — NO2(g) Submit Answer
7. Calculate the enthalpy of change for the following chemical reaction: CS,(0) + 3 O.(g) CO.(g) + 2 SO.(g) Use the following information: C(s) +0(g) - CO.(g); AH, 393.5 kJ/mol S(s) + O2(g)--S0(g); ΔΗ, ,--296.8 kJ/mol C(s) kJ/mol 296.8 kJ/molCS); 2 S(s) 87.9
I'm really focused on getting an explanation with this so I can do the rest of them, so if you could explain and answer that would be great. Given the following thermochemical equations, NO(g) + O3(g) → NO2(g) + O2(g) where Δ H = −198.9 kJ/mol O3(g) → 3 2 O2(g) where Δ H = −142.3 kJ/mol O2(g) → 2O(g) where Δ H = +495 kJ/mol Determine the enthalpy change for the reaction: 2NO2(g) → 2NO(g) + O2(g)
QUESTION 7 Calculate the enthalpy (AH) for the following equation: 2S(s) + 302(g) +2503(g) from the data shown below. S(s) + O2(g) → SO2(8) AH = -297 kJ 2503(8) ► 2802(g) + O2(8) [see module 9] AH = 198 kJ 0-99 kJ O-693 kJ O-396 kW O -792 KW -17