# Problem: Find the ΔH of for propanol, C3H8O(l), given the following information: C3H8O (I) + 9/2 O 2 (g) → 3 CO2 (g) + 4 H2O (g)     ΔH ocomb = 2021 kJ ΔHof of CO2 (g) = - 393.5 kJ/mol ; ΔH of of H2O (g) = - 241.8 kJ/mol A. -1642.5 kJ B. -2021 kJ C. -4168.7 kJ D. -2656.3 kJ E. -126.7 kJ

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Find the ΔH of for propanol, C3H8O(l), given the following information:

C3H8O (I) + 9/2 O 2 (g) → 3 CO(g) + 4 H2O (g)     ΔH ocomb = 2021 kJ
ΔHoof CO2 (g) = - 393.5 kJ/mol ; ΔH oof H2O (g) = - 241.8 kJ/mol

A. -1642.5 kJ
B. -2021 kJ
C. -4168.7 kJ
D. -2656.3 kJ
E. -126.7 kJ

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Enthalpy of Formation concept. You can view video lessons to learn Enthalpy of Formation. Or if you need more Enthalpy of Formation practice, you can also practice Enthalpy of Formation practice problems.

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Based on our data, we think this problem is relevant for Professor Ochoa's class at UCD.