The pressures deep within the Earth are much greater than those on we need to take the differences into account. the surface, and to make use of thermochemical data in geochemical assessments Given that the enthalpy of combustion of graphite is-393.50 kJ mol 1 and that of diamond is-395.41 kJ mol", calculate the standard enthalpy ( mol-¹) of the transition: C(s, graphite)-C (s, diamond).
The pressures deep within the Earth are much greater than those on we need to take the differences into account. the surface, and to make use of thermochemical data in geochemical assessments Given that the enthalpy of combustion of graphite is-393.50 kJ mol 1 and that of diamond is-395.41 kJ mol", calculate the standard enthalpy ( mol-¹) of the transition: C(s, graphite)-C (s, diamond).
Chapter8: Bonding: General Concepts
Section: Chapter Questions
Problem 4RQ: Explain how bond energies can be used to estimate E for a reaction. Why is this an estimate of E?...
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Transcribed Image Text:84
The pressures deep within the Earth are much greater than those on the surface, and to make use of thermochemical data in geochemical assessments
we need to take the differences into account.
Given that the enthalpy of combustion of graphite is-393.50 kJ mol and that of diamond is-395.41 kJ mol, calculate the standard enthalpy k
mol-¹) of the transition:
C(s. graphite)-C (s, diamond).
Type your answer...
HNO3+ type your answer...
NO
Cu type your answer...
type your answer..
type your answer...
Make sure the stoichiometry coefficients you input are in the simplest form type your answer.
the reaction.
CulNoly type your answer
type your answer...
Mn2 type your answer...
CF type your answer...
type your answer.
Make sure the stoichiometry coefficients you input are in the simplest form type your answer...
partion
Submit
OH type your answe
CIO type your answer.
H₂O
mol electrons are transferred per mile of
H₂O+
tv
MO
mol electrons are transferred per me of
Transcribed Image Text:What is the enthalpy change for per mole of the following reaction (in kJ mol ¹
You may need the data below:
2
H₂+1₂-2 Hig
The previous reaction is exothermic.
True
False
Single bonds Bond Energy (kJ mol )
H-H
432
149
295
H
H-I
Just in case you didn't remember, bond energy (B.E) is the energy to break the corresponding bonds into free atoms
Or, B.Ex-y corresponds to the reaction X-Y(g)-X-(g) +Y
Type your answer.
tv alo
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