Answer the following questions ans please show your calculation. = 24,7 +402.8 = 1 AH,º= -447KJ AH2O= -484KJ AH;O=...
1. Calculate AH for the reaction C2H4 (8) + H2() → C2H6), from the following data. C2H4 (g) + 3 02 (®) → 2 CO2 (s) + 2 H20 (1) C2H6 (g) + 7/2 02(g) → 2 CO2(g) + 3 H20 (1) H2 + 1/2O2() → H20 (1) AH = -1411. kJ/mole AH = -1560. kJ/mole AH = -285.8 kJ/mole 2. Calculate AH for the reaction 4 NH3(g) +502 (g) → 4 NO(g) + 6 H20 (g), from the following...
Question 20 (3 points) Given the following reactions N2 (g) + 202(g) → 2N02 (8) AH = 66.4 kJ 2NO(g) + O2(g) → 2N02 (8) AH =-114.2 kJ the enthalpy of the reaction of the nitrogen to produce nitric oxide N2 (8) + O2(g) → 2NO(g) is __________ kJ. O 47.8 O-180.6 0-47.8 O 180.6 90.3
1) Find the AH of the following reaction: C(s) + O2(g) à CO2(g) Given the following data: Sro(s) + CO2(g) à SrCO3(s) 2Sro(s) à 2Sr(s) +0,(8) AH = -234 kJ AH = +1184 kJ 2SCO,(s) à 25r(s) + 2C(s) + 302(g) AH = +2440 kJ 2) Find the AH of the following reaction: 3NO,(g) + H2O(l) à 2HNO,(aq) + NO(g) Given the following data: 2NO(g) + O2(g) à 2NO(g) AH=-116 kJ 2N2(g) + 502(g) + 2H2O(l) à 4HNO3(aq) AH =...
1) Enthalpy changes for the following reactions can be determined: AH=-91.8k N2(g) + 3 H2(g) → 2 NH (B) 4 NH(B) + 5 O2(g) → 4 NO(g) + 6H2O () H2(g) + O2 (g) → H20 (8) AH = -906.2 kJ AH = -241.8 kJ What is the enthalpy change for the following reaction? % N2(g) + O2(g) → NO(g) 2) Consider the following thermochemical equation: 2CH.(g)+70:(g)4CO2(g)+6H,0(1) AH--3120 kJ If 2.4 L of ethane (C2H6) at STP are reacted with...
Calculate the value of AH° for the reaction 2 C2H2 () + 502 () 4002) + 2 H20 (1) given the following thermochemical equations: AH° = - 242 kJ AH° = - 394 kJ H2(g) + 4202) → H20 (8) C(s) + O2(%) + CO2(8) 2 C(s) + H2(g) → C2H2 (6) H20 () → H30Ⓡ AH° = +227 kJ AH° = +44 kJ TO - 907 kJ 0 - 2602 kJ 0 - 2514 kJ - 1694 kJ
You are given the following data. AH = = -286.0 kJ H2(g) + 1/2O2(g) → H20(1) N2O5(9) + H20(1) → 2 HNO3(aq) 1/2 N2(9) + 3/2 02(9) + 1/2 H2(9) AH = -77.0 kJ HNO3(1) AH = -174.0 kJ Calculate the AH for the reaction given below. 2 N2(g) + 5 O2(g) → 2 N205(9) k] Need Help? Read It Supporting Materials Periodic Table E Constants & Factors Supplemental Data
17.51 Calculate the entropy change for the following processes. (a) 1.00 mol H,O(s) melts at 0 °C. AH = 6.01 kJ/mol. (b) 2.00 mol CH.() vaporizes at 80.0 °C. AH vap = 30.7 kJ/mol. 17.52 - Calculate the entropy change for the following processes. (a) 2.00 mol NH3(e) vaporizes at -33.0 °C. AHvap = 23.35 kJ/mol. (b) 1.00 mol C,H,OH(s) melts at -114 °C. AHjus = 5.0 kJ/mol. 17.53 Use data from Appendix G to calculate the standard entropy change...
Q1 Q2 Q3 Is a reaction with the following values of AH and AS spontaneous at 350 K?. AH 107 kJ AS = - 285 J/K A. The reaction is not spontaneous. B. The reaction is spontaneous. C. The reaction is at equilibrium. D. Cannot be determined Which of the following reactions represent AG°f? A. Na (s) + 1/2 F2 (g) → NaF (s) B. 2 H2 (g) + O2 (g) + 2 H20 (1) C. H30+ (aq) + OH-...
ı stoichiomelll 1. 10 Points. SHOW YOUR WORK CLEARLY Pentane, CsH 2, is a component of gasoline that burns according to the following balanced equation: CA 112(1) + 8 Odg) → 5 CO2(g) + 6 H2O(g) Given the following information; CO2 (g) -393.5 Ch 112(1) -146.8 H:00)-187.6 H:O(0) H:0(g) -241.8 -285.8 Calculate the standard enthalpy of reaction, AHP 2. 10 Points. SHOW YOUR WORK CLEARLY Ammonia, NHs, will burn to produce nitrogen monoxide, NO. Calculate AH for the reaction; Given...
Please Answer Both of These Questions: 1): 2): For a particular isomer of CH 8, the combustion reaction produces 5099.5 kJ of heat per mole of C,H8(g) consumed, under standard conditions. 25 CH,8(g) + 203(g) (g) → 8C02(g) + 9H,0(g) AH x = -5099.5 kJ/mol What is the standard enthalpy of formation of this isomer of C,H,8(g)? Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCl(aq) — 2 MC12(aq) + 3H2(g) AH = -632.0...