Consider the following data. 2 C(s) + H2(g) C2H2(g) H = +226.8 kJ CO2(g) C(s) + O2(g) H = +393.5 kJ 2 H2O(l) 2 H2(g) + O2(g) H = +571.7 kJ Use Hess's law to calculate H for the reaction below. 2 C2H2(g) + 5 O2(g) 4 CO2(g) + 2 H2O(l)
find kJ
Consider the following data. 2 C(s) + H2(g) C2H2(g) H = +226.8 kJ CO2(g) C(s) +...
Consider the following data. CH4(g) C(s) + 2 H2(g) H = +74.8 kJ C(s) + O2(g) CO2(g) H = -393.5 kJ 2 H2(g) + O2(g) 2 H2O(l) H = -571.7 kJ Use Hess's law to calculate H for the reaction below. CH4(g) + 2 O2(g) CO2(g) + 2 H2O(l) H = _____ kJ
Consider the following data. 2 H2(g) + O2(g) 2 H2O(l) ΔH = -571.7 kJ N2O5(g) + H2O(l) 2 HNO3(l) ΔH = -92.0 kJ N2(g) + 3 O2(g) + H2(g) 2 HNO3O(l) ΔH = -348.2 kJ Use Hess's law to calculate ΔH for the reaction below. 2 N2O5(g) 2 N2(g) + 5 O2(g) ΔH = _____kJ
Calculate the standard enthalpy of formation of gaseous acetylene (C2H2) using the following thermochemical information: 2 C2H2(g) + 5 O2(g) 4 CO2(g) + 2 H2O(l) H = -2599.3 kJ CO2(g) C(s) + O2(g) H = +393.5 kJ 2 H2O(l) 2 H2(g) + O2(g) H = +571.7 kJ H = kJ
loab beboo 2CO2 + H2O. 7. Calculate AH for C2H2 +5/202 Given C(s) +O2(g) CO2(g) AH = -393.5 kJ H2+½ O2 H2O AH= -285.8 kJ 2C+H2 C2H2 AH = 226.8 kJ 008700000 08.0 Lon Qoe cOeEo.O60
Calculate the standard enthalpy of formation of gaseous carbon dioxide (CO2) using the following thermochemical information: 2 C(s) + H2(g) C2H2(g) H = +226.8 kJ 2 C2H2(g) + 5 O2(g) 4 CO2(g) + 2 H2O(l) H = -2599.3 kJ 2 H2O(l) 2 H2(g) + O2(g) H = +571.7 kJ H = _______kJ
Hess's Law Given the following data: C2H2(g) + 5/202(9) + 2002/9) + H20(1) AH' = -1300.0 kJ CO2(g) + C(s) + O2(g) AH° = 393.5 kJ 2C(s) + H2(g) C2H2(g) AH° = 227.0 kJ Calculate AH for the reaction H2(g) + 1/202(9) — H20(1) Submit Answer Tries 0/5
The combustion reaction of ethane is as follows. C2H6(g) + 7/2 O2(g) → 2 CO2(g) + 3 H2O(l) Using Hess's law and the reaction enthalpies given below, find the change in enthalpy for this reaction. reaction (1): C(s) + O2(g) → CO2(g) ΔH = −393.5 kJ/mol reaction (2): H2(g) + 1/2 O2(g) → H2O(l) ΔH = −285.8 kJ/mol reaction (3): 2 C(s) + 3 H2(g) → C2H6(g) ΔH = −84.0 kJ/mol
Consider the following reaction: C2H2 (g)+ O2 (g) → 2 CO2 (g) + H2O (g) Given of CO2 (g) = -393.5 KJ/mol, H2O (g) = -241.8 KJ/mol, and for C2H2 (g) = 227.4 KJ/mol, calculate for this reaction. How many KJ of heat is released when 0.440 kg of carbon dioxide produced?
Calculate the standard enthalpy of formation of gaseous methane (CH4) using the following thermochemical information: CO2(g) + 2 H2O(l) CH4(g) + 2 O2(g) H = +890.4 kJ CO2(g) C(s) + O2(g) H = +393.5 kJ 2 H2O(l) 2 H2(g) + O2(g) H = +571.7 kJ
Consider the following reaction: C2H2 (g)+ 52 O2 (g) ® 2 CO2 (g) + H2O (g) Given ΔHf° of CO2 (g) = -393.5 KJ/mol, ΔHf° H2O (g) = -241.8 KJ/mol, and ΔHf° for C2H2 (g) = 227.4 KJ/mol, calculate ΔHrxn° for this reaction. How many KJ of heat is released when 0.440 kg of carbon dioxide produced?