Question 8 Calculate AH (in kJ) for the combustion of acetaldehyde, 2CH3CHO (g) +502 (g) +...
lucture.CUCUJJJquesoldre Question 9 Calculate AH (in kJ) for the combustion of acetaldehyde, 2CH2CHO(g) +502 (g) + 4CO2(g) + 4H20 (1) given the following thermochemical equations: CH3CHO (g) + H2(g) CH3CH2OH(g) AH = -17 kJ (1) O2(g) + H2(g) → H2O (1) AH = -286 kJ (2) CH3CH2OH (g) + 302 (g) 2002 (g) + 3H20 (1) AH = -1368 kJ (3) O +1368 O-1671 O-2198 O-1099 0 -3342
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
show steps • What is the AH for the reaction: 2N2(g) + 502(9) -> 2N205 H2(g) + 12 Oz(9) -> H20(1) AH = -285.8 kJ N2O3(9) + H20 (1) -> 2HNO3 (1) AH = -76.6 kJ N2(g) + 302(g) + H2(g) -> 2HNO3 (1) AH = -348.2 kJ Click to add notes
Answer it plz 4. Determine the theoretical AH°rxn: The theoretical heat of combustion of ethanol (AH®rxn) can be calculated using the standard molar heat of formations from the thermochemical equation. CH3CH2OH (C) + 3 O2(g) → 2 CO2 (g) + 3 H2O(g) AHørxn = ? rxn ΔΗ, - ZnAH"prod) Z(MAH react) AHP (H20 (g)) = -241.83 kJ/mol: AH (CO2(g)) = -393.51 kJ/mol; AH(CH3CH2OH (e)) = -277.0 kJ/mol; and recall that AHF of element = 0
question 15 please, thanks! (15 points) Ethanol is being promoted as renewable biofuel. Use the standard enthalpies of formation below to determine the standard enthalpy of combustion of ethanol shown below. 15 CH3CH2OH + 302-2CO2 +3H20 AHP-? Af of 02 0 AH in kJ/mol -277 Substance CH,CH2OHD CO(g) H-OD -394 -286
Question 12 (3 points) Find AH for C4H10 (g) + 8 H20 (g) 4CO2 (g) + 13 H2 given C4H10 (g) + 4H20 (g) 4 CO (g) + 9 H2(g) AH=651 kJ CO2 (g) + H2(g) →CO (g) + H20 (g) AH = 41 kJ (SHOW CALCULATIONS) DSC . Format in E h Question 13 (4 points) How many moles of Cl2 are in a 200.0 mL container at 610 torr and 135°C? (SHOW CALCULATIONS) DC - Format B I...
DaC. NUL20 1) Find AH, for the reaction 2H2(g) + 2C(s) + O2(g) → C2H5OH(I), using the following thermochemical data. For Hess's Law, rewrite equations to find out AH. C2H5OH (1) +2 02 (g) → 2 CO2 (g) + 3H20 (1) AH = -875.J C(s) + O2(g) → CO2 (g) AH = -394,51 kJ H2(g) + 12 02 (g) → H20 (1) AH = -285.8 kJ
Given the following equations and AH' values: C(s) + O2(g) + CO2(g) AH = -393.5 kJ H2(g) + 1/2O2(g) - H20 (1) AH = -285.8 kJ 2C2H2 (8) + 5O2(g) + 4CO2(g) + 2H20 (1) AH'= -2598 kJ Determine the heat of reaction (in kJ) at 298 K for the reaction: 2C(s) + H2(8) C2H2 (8) 0-136.8 0-219.8 0-109.9 O-167.1 +226.2
Given the following equations and AH°: AH° (kJ/mol) -188 kJ Equation H2 + O2-H202 H2+1/202-H20 CS2 + 302-CO2 +2 SO2 -286 kJ -1077 kJ Calculate the value of AH° for this reaction: CS2 + 6H2O2 -> CO2 + 6H20 +2 SO2 0 -1551kJ 0-1665 kJ 0 -3921 kJ -1175 kJ
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...