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Calculate the standard enthalpy change for the reaction 2A +B= 2C+2D where the heats of formation are given in the following table: Af H° (kJ mol-1) Substance A -269 В -381 223 D -499 Express your answer in kJ mol¬1. • View Available Hint(s) ν ΑΣφ ? A;H° = – 387 kJ mol-1 | 國

Calculate the standard enthalpy change for the reaction 2A +B= 2C+2D where the heats of formation are given in the following table: Af H° (kJ mol-1) Substance A -269 В -381 223 D -499 Express your answer in kJ mol¬1. • View Available Hint(s) ν ΑΣφ ? A;H° = – 387 kJ mol-1 | 國

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter5: Principles Of Chemical Reactivity: Energy And Chemical Reactions
Section5.5: Enthalpy Changes For Chemical Reactions
Problem 1RC: 1. For the reaction 2 Hg(l) + O2(g) → 2 HgO(s), ∆rH° = 181.6 kJ/mol-rxn. What is the enthalpy change...
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Calculate the standard enthalpy change for the reaction 2A +B= 20+ 2D where the heats of formation are given in the following table: Af H° Substance (kJ mol-1) A -269 В -381 C 223 D -499 Express your answer in kJ mol¬1. View Available Hint(s) ηνα ΑΣφ ? A,H° = -387 kJ mol-1
Transcribed Image Text:Calculate the standard enthalpy change for the reaction 2A +B= 20+ 2D where the heats of formation are given in the following table: Af H° Substance (kJ mol-1) A -269 В -381 C 223 D -499 Express your answer in kJ mol¬1. View Available Hint(s) ηνα ΑΣφ ? A,H° = -387 kJ mol-1
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