2) Use the standard reaction enthalpies given below to determine AH' rxn for the following reaction P4(g) +10 Cl2(g) → 4PC15(s) AH rxn= Given: PC15(s)→ PC13(g) + Cl2(g) P4(g) +6 Cl2(g) → 4 PC13(g) AH rxn = +157 kJ AH rxn=-1207 kJ

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter4: Energy And Chemical Reactions
Section4.10: Standard Formation Enthalpies
Problem 4.18CE
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2) Use the standard reaction enthalpies given below to determine AH°rxn for the following
reaction
P4(g) +10 Cl2(g) → 4PC15(s)
AH rxn=
Given:
PCI5(s) → PC13(g) + Cl2(g)
P4(g) +6 Cl2(g) → 4 PC13(g)
AH rxn = +157 kJ
AH rxn=-1207 kJ
Transcribed Image Text:2) Use the standard reaction enthalpies given below to determine AH°rxn for the following reaction P4(g) +10 Cl2(g) → 4PC15(s) AH rxn= Given: PCI5(s) → PC13(g) + Cl2(g) P4(g) +6 Cl2(g) → 4 PC13(g) AH rxn = +157 kJ AH rxn=-1207 kJ
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