Born-Haber cycles and entropy

Given the Born-Haber cycle below, which of the following enthalpy change is not represented by steps a-g

• Enthalpy of formation

• enthalpy of atomization of calcium

• 1st electron affinity of bromine

• 2nd electron affinity of bromine

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

Identify the enthalpy change represented by letter g.

• enthalpy of formation

• enthalpy lattice of formation

• electro affinity of bromine

• enthalpy of atomization of zinc

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

Calculate the enthalpy change represented by X

• +695kJ/mol

• -695kJ/mol

• -635kJ/mol

• -635kJ/mol

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

which of the following results in decrease in enthropy

• 
• 
• 
• 

Tags

NGSS.HS-PS3-4

1. Calculate the standard entropy change for the following reaction

Cu(s) +1/2 O₂(g) =>CUO (s)

Given that

• 195.66 J/K.mol

• 93.09 J/K.mol

• -93.09 J/K.mol

• +195.66 J/K.mol

Tags

NGSS.HS-PS1-4

• -41.10 J/mol.K

• +165.29J/mol.K

• +41.10 J/mol.K

• -165.29J/mol.K

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

• -63.8 J/mol.k

• +63.8 J/mol.k

• +176.7 J/mol.k

• -50.7 J/mol.k

Tags

NGSS.HS-PS3-4

• -36.6 J/K

• -175.7 J/K

• -83.4J/K

• +83.4J/K