The bond enthalpy of N2(g) is 418.0 kJ/mol. Calculate AH for N(g). kJ/mol Submit Answer Practice...
The bond enthalpy of N2(g) is 418.0 kJ/mol. Calculate ΔH°f for N(g)
The bond enthalpy of N2(g) is 418.0 kJ/mol. Calculate ΔH°f for N(g).
Given the standard enthalpy changes for the following two reactions: (1) N2(g) + O2(g) +2NO(g) AH° = 181.8 kJ (2) N2(g) + 202(g)—>2NO2(g) AH° = 66.4 kJ what is the standard enthalpy change for the reaction: (3) 2NO(g) + O2(g) 2NO2(g) AH° = ? Submit Answer Try Another Version 2 item attempts remaining
N2(8) + 3F2(g) → 2 NF3() AH 298 = - 264 kJ mol-'; AS98 = - 278 J K-'mol-' The following questions relate to the synthesis reaction represented by the chemical equation in the box above. a. Calculate the value of the standard free energy change, AG 298. for the reaction. b. Determine the temperature at which the equilibrium constant, Keg, for the reaction is equal to 1.00. (Assume that Hº and AS are independent of temperature.) c. Calculate the...
4. Use the bond enthalpies below and calculate the enthalpy of ethane combustion in kJ / mol. (AH° (H-H) = 436 kJ mol', AH° (C-H) = 435 kJ mol', AH° (0=0) = 498, AH° (CEO) = 732, AH (H-O) = 463] CzH6 (g) + 7/202 (g) - 2002 + 3H20 (g)
(NO(g)) = 20. Determine the enthalpy for the following reaction, given AH (NH3(g)) = -46.1 kJ/mol, AH +90.3 kJ/mol, and AH (H2O(g)) = -241.8 kJ/mol. 4NH3(g) + 502(g) → 4NO(g) + 6H2O(g) AH x = ? kJ a. -1274 kJ/mol d. -905.2 kJ/mol b. -1,996 kJ/mol e. -105.4 kJ/mol c. +1,274 kJ/mol
6. Given the following thermochemical reactions 2NO N,+O 2NO+O,2NO AH=-180 kJ AH=-112 kJ Calculate the enthalpy change of the reaction of nitrogen with oxygen to produce nitrogen dioxide. N,+20,2NO, AH r? Lo Given the following standard enthalpy of formations: AHor [C2H$OH(I) =-277.7 kJ/mol]; AHOr [CHCO2H) =-484.5 kJ/mol]; AHr [H2O) = -285.8 kJ/mol]; AHn[O2(g) = 0 kJ/mol]. Calculate the AHn for the reaction. C,H.OH()+O,(g) ->CH,CO,H() + H2O(1)
the bond enthalpy of cl2 is 242.7 kj/mol . calculate delta Hf for Cl (g). 3. The bond enthalpy of Cl2(g) is 242.7 kJ/mol. Calculate AHⓇ for Cl (g).
Calculate the standard enthalpy of formation of NO(g) (in kJ/mol) from the following data. N2(g) + 2 O2(g) → 2 NO2(g) ΔH⁰298 = 66.4 kJ 2 NO(g) + O2(g) → 2 NO2(g) ΔH⁰298 = −116.2 kJ
Given the standard enthalpy changes for the following two reactions: (1) N2(g) + O2(9)— 2NO(g) AH = 181.8 kJ (2) N2(g) +202(9)—2NO29) AH° = 66.4 kJ what is the standard enthalpy change for the reaction: (3) 2NO(g) + O2(9) *2NO2(9) AH° = ? Submit Answer