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6.128. Use the following information to calculate the enthalpy change involved in the complete reaction of 3.0 g of carbon to form PbCO3(s) in reaction 4. Be sure to give the proper sign (positive or negative) with your answer. (1) Pb(s) + }O,g) → PbO(s) -219 kJ rxn (2) C(s)+ O2(g)→CO2(g) AHxn = -394 k] (3) РЬСО,() —> РЬО() + СО,(g) AH 86 k) rxn (4) Pb(s) + C(s) +0,g) → PbCO,(;) ΔΗ %3D rxn

6.128. Use the following information to calculate the enthalpy change involved in the complete reaction of 3.0 g of carbon to form PbCO3(s) in reaction 4. Be sure to give the proper sign (positive or negative) with your answer. (1) Pb(s) + }O,g) → PbO(s) -219 kJ rxn (2) C(s)+ O2(g)→CO2(g) AHxn = -394 k] (3) РЬСО,() —> РЬО() + СО,(g) AH 86 k) rxn (4) Pb(s) + C(s) +0,g) → PbCO,(;) ΔΗ %3D rxn

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.132QP
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6.128. Use the following information to calculate the enthalpy change involved in the complete reaction of 3.0 g of carbon to form PbCO3(s) in reaction 4. Be sure to give the proper sign (positive or negative) with your answer. (1) Pb(s) + } O,g) → PbO(s) ΔΗ -219 kJ rxn AHrxn -394 kJ || (2) C(s) + O2(g)→ CO,(g) (3) PBCO3() → PbO(s) + CO,(g) AH rxn 86 kJ (4) Pb(s) + C(s) +0,g) → PbCO3(s) AHxn = ?
Transcribed Image Text:6.128. Use the following information to calculate the enthalpy change involved in the complete reaction of 3.0 g of carbon to form PbCO3(s) in reaction 4. Be sure to give the proper sign (positive or negative) with your answer. (1) Pb(s) + } O,g) → PbO(s) ΔΗ -219 kJ rxn AHrxn -394 kJ || (2) C(s) + O2(g)→ CO,(g) (3) PBCO3() → PbO(s) + CO,(g) AH rxn 86 kJ (4) Pb(s) + C(s) +0,g) → PbCO3(s) AHxn = ?
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