volume 3. Given ti the following thermochemical reactions i. D (B) + Elg) → A(g) AH...
AH° = ? 3.(5pts) Consider the thermochemical reaction: CIF(g) + F (g) ----> CIF3(g) Use the following data to determine the value of the missing quantity in the above equation. 2 CIF(g) + O2(g) -----> CI2O(g) + F2O(g) 2 CIF,(g) + 2 O2(g) ----> CI-O(g) + 3 F2O(g) 2 F2(g) + O2(g) -- -> 2 F.0(g) AH AH AH = 167.4 kJ/mol = 341.4 kJ/mol = -43.4 kJ/mol
11) Given the thermochemical equation 4AICl(s)+30-(8 2AbO,(s) + 6Cl(g); AH-529 kJ/mol-rxn find ΔιΗ"for the following reaction. Also,(s) + Cl2(g)-> a. +88.2 kJ/mol-rxn b. +264.5 kJ/mol-rxn c. +529.0 kJ/mol-rxn d. +176.3 kJ/mol-rxm e. -176.3 kJ/mol-rxn AICI3(s) + O2(g)
10. Given the following thermochemical data: 2 P(s) + 3 Cl, (g) → 2 PCI, (1) AH = -636 kJ/mol PCI, (1) PCI, (s) + C12 (8) AH = 138 kJ/mol compute the enthalpy of formation of PCI, (s), that is the enthalpy change for the reaction P(8) + 5/2 CI, (g) - PCI, (5) AH-? kJ/mol
(1) Consider SO2 (g) + 2H2S(g) = 3(g) + 2H2O(1) AH : (i) SO2 (g) = -296.8 KJ/mol (ii) H2S (g) = -20.4 KJ/mol (iii) H20 (1) = -285.84 KJ/mol AH for the above reaction is: (a) 234.08 KJ (b)-234.08 KJ (c) 31.36 kJ (d) -31.36 KJ (e) None (2) The above reaction is (a) Endothermic (b) Exothermic (c) entropic (3) in k = Ae Ea/RT, Ea is (a) Activation Energy (b) 8.314 J/mol.K (c) Rate constant (4) In a...
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)
AH = -390 kJ AH = -745 kJ 13. Given the following thermochemical equations: IF (g) + F2 (g) F3 (9) IF (9) + 2 F2 (9) IFs (9) Find the value of AH for the equation below: (6 points) IFs (9) - IF3 (9) + F2 (9) 14. Baking soda (NaHCO3) can be decomposed when heated, as shown: 2 NaHCO3 (s) Na CO2 (s) + CO2(g) + H20 (g) Use heats of formation to determine the value of AH...
2. Calculate AH (expressed in kJ/mol) for the following reaction based on the thermochemical information given: Na +Crce → NaCl AH ? Nas) + 2Cl2(g) → Nap + Cle AH = 230 kJ/mol Nag) + Cl → Na(+ Cl® AH = 147 kJ/mol Na(s) + Cl2(e) → NaCl) AH = -411 kJ/mol 3. Consider the reaction: 2HCl) + Ba(OH)2(aq) → BaCl(aq) + 2 H200 AH--118 kJ/mol a. Calculate the heat produced when 700.0 mL of 0.500 M HCl is mixed...
b) - 227 kJ/mol c) + 251 kJ/mol d) - 251 kJ/mol Given the thermochemical equations below, calculate AH for this reaction: Given: C(s) + H2O(g) → CO(g) + H2(g) AH = ? C(s) + O2(g) + CO2(g) AH = -394 kJ 2002(g) + 2CO(g) + O2(g) AH = +566 kJ AH = -484 kJ 2H2(g) + O2(g) + 2H20(g) a) + 414 kJ b) - 353 kJ c) + 131 kJ d) - 312 kJ Vext page →
Review Problem 6.086 Given the following thermochemical equations, 2Cu + S(s) - Cu2S(s) AH° = -79.5 kJ S(s) + O2(g) → SO2(9) AH = -297 kJ Cu2S(s) + 202(g) → 2CụO(s) + SO2(g) AH° = -527.5 kJ calculate the standard enthalpy of formation (in kilojoules per mole) of Cuo(s). AH°(Cuo(s)) - kJ/mol The number of significant digits is set to 3; the tolerance is +/-2% Show Work is REQUIRED for this question: Open Show Work Review Problem 6.087 Given the...
5.3.2 Given the thermochemical equation: 2Cu,O(s) – 4Cu(s) + O2(g), AH = +333.8 kJ/mol, calculate the mass of copper produced when 1.47 x 104 kJ is consumed in this reaction. a) 11.2 kg d) 334 kg b) 176 kg e) 782 kg c) 44.0 kg