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(1) Calculate AH for the reaction: 2 CO2) + 3H2O C2H6O+302g) Given the following chemical equations and their respective enthalpy changes: 2 C2H6O + O28) 2 C2H4O +2 H2O AH=-508.7 kJ C2H4O+ 2%026®) →2 CO2() + 2 H2O AH=-1,458.7 kJ %3D

(1) Calculate AH for the reaction: 2 CO2) + 3H2O C2H6O+302g) Given the following chemical equations and their respective enthalpy changes: 2 C2H6O + O28) 2 C2H4O +2 H2O AH=-508.7 kJ C2H4O+ 2%026®) →2 CO2() + 2 H2O AH=-1,458.7 kJ %3D

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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(1) Calculate AH for the reaction: 2 CO2) + 3H2O→ C2H6O+3028) Given the following chemical equations and their respective enthalpy changes: 2 C2H6O) + O2g) →2 C2H4O) +2 H2O AH=-508.7 kJ C2H4O0 + 2%0268) →2 CO2) + 2 H2O AH=-1,458.7 kJ %3D (2) Calculate AH for the reaction: H(g) + Brg) → HBr(g) CHECP Given the following chemical equations and their respective enthalpy changes: H2(8) →2 H(g) Br2g) →2 Brg) H2(3) + Br2g) → 2 HBrg) AH = +436.4 k. AH = +192.5 kJ 3032 AH =-72.4 kJ
Transcribed Image Text:(1) Calculate AH for the reaction: 2 CO2) + 3H2O→ C2H6O+3028) Given the following chemical equations and their respective enthalpy changes: 2 C2H6O) + O2g) →2 C2H4O) +2 H2O AH=-508.7 kJ C2H4O0 + 2%0268) →2 CO2) + 2 H2O AH=-1,458.7 kJ %3D (2) Calculate AH for the reaction: H(g) + Brg) → HBr(g) CHECP Given the following chemical equations and their respective enthalpy changes: H2(8) →2 H(g) Br2g) →2 Brg) H2(3) + Br2g) → 2 HBrg) AH = +436.4 k. AH = +192.5 kJ 3032 AH =-72.4 kJ
Given the thermochemical data: 2 NaCle) + H2O0 → 2 HClg) + Na2O(s) NOg) + NO2@) +Na2O(s) →2 NaNO2(5) NOg) + NO2g) → N2O(g) + O2(g) 2 HNO20 → N2O(g) + Oz(g) + H2O(o AH = +507 kJ (5) AH =-427 kJ AH =-43 kJ AH = +34 kJ %3D Determine the enthalpy of the reaction: HClg) + NaNO2(s) → HNO21) + NaCl6) (6) Determine the enthalpy of the following reaction below: Zns) + S(9) + 202(g) → ZNSO4(5) Given the thermochemical data: Zng) + S(s) → ZnS(s) 2 ZnS(9) + 302(g)→2 ZnO(s) + 2 SO2(8) 2 SO2g) +O2(g) → 2 SO3(g) ZnO(s) + SO3(g) → ZNSO46) AH =-183.92 kJ AH =-927.54 kJ AH =-196.04 kJ AH =-230.32 kJ
Transcribed Image Text:Given the thermochemical data: 2 NaCle) + H2O0 → 2 HClg) + Na2O(s) NOg) + NO2@) +Na2O(s) →2 NaNO2(5) NOg) + NO2g) → N2O(g) + O2(g) 2 HNO20 → N2O(g) + Oz(g) + H2O(o AH = +507 kJ (5) AH =-427 kJ AH =-43 kJ AH = +34 kJ %3D Determine the enthalpy of the reaction: HClg) + NaNO2(s) → HNO21) + NaCl6) (6) Determine the enthalpy of the following reaction below: Zns) + S(9) + 202(g) → ZNSO4(5) Given the thermochemical data: Zng) + S(s) → ZnS(s) 2 ZnS(9) + 302(g)→2 ZnO(s) + 2 SO2(8) 2 SO2g) +O2(g) → 2 SO3(g) ZnO(s) + SO3(g) → ZNSO46) AH =-183.92 kJ AH =-927.54 kJ AH =-196.04 kJ AH =-230.32 kJ
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