Using the provided table and theequation below, determine theheat of formation (in kJ/mol) forPbS.2 PbS (s) + 3 0, (g) → 2 SO2 (g) +2 PbO (s) AH° = -828.4 kJ/molSubstanceAH{ (kJ/mol)O2 (g)SO2 (g)-296.9PbO (s)-217.3

In a chemical reaction, some bonds are broken and some new bonds are formed. The energy is released…

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quation below, determine the eat of formation (in kJ/mol) for bS. PbS (s) + 3 02 (g) → 2 SO, (g) + Dh I(mol

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter6: Thermochemistry

Section: Chapter Questions

Problem 77E: Give the definition of the standard enthalpy of formation for a substance. Write separate reactions...

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Question

Using the provided table and the
equation below, determine the
heat of formation (in kJ/mol) for
PbS.
2 PbS (s) + 3 0, (g) → 2 SO2 (g) +
2 PbO (s) AH° = -828.4 kJ/mol
Substance
AH{ (kJ/mol)
O2 (g)
SO2 (g)
-296.9
PbO (s)
-217.3

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