GIVEN EQUATIONS
Equation 1
Equation 2
Target Equation
CALCULATION
ΔH(target)
Hess's Law:
ΔH is independent of pathway.
Direct route = sum of indirect routes.
Manipulation rules:
• Reverse equation → flip sign of ΔH
• Multiply by n → multiply ΔH by n
• Cancel species appearing on both sides
ΔH is independent of pathway.
Direct route = sum of indirect routes.
Manipulation rules:
• Reverse equation → flip sign of ΔH
• Multiply by n → multiply ΔH by n
• Cancel species appearing on both sides