Solution Found!
Calculate the standard enthalpy change for the
Chapter 6, Problem 64P(choose chapter or problem)
Calculate the standard enthalpy change for the reaction
\(2 \mathrm{Al}(\mathrm{s})+\mathrm{Fe}_{2} \mathrm{O}_{3}(\mathrm{s}) \rightarrow 2 \mathrm{Fe}(\mathrm{s})+\mathrm{Al}_{2} \mathrm{O}_{3}(\mathrm{s})\)
given that
\(2 \mathrm{Al}(\mathrm{s})+\frac{3}{2} \mathrm{O}_{2}(g) \rightarrow \mathrm{Al}_{2} \mathrm{O}_{3}(\mathrm{s})\)
\(\Delta H_{r x n}^{\circ}=-1669.8\ \mathrm{kJ} / \mathrm{mol}\)
\(2 \mathrm{Fe}(s)+\frac{3}{2} \mathrm{O}_{2}(\mathrm{g}) \rightarrow \mathrm{Fe}_{2} \mathrm{O}_{3}(s)\)
\(\Delta H_{r x n}^{\circ}=-822.2\ \mathrm{kJ} / \mathrm{mol}\)
Questions & Answers
QUESTION:
Calculate the standard enthalpy change for the reaction
\(2 \mathrm{Al}(\mathrm{s})+\mathrm{Fe}_{2} \mathrm{O}_{3}(\mathrm{s}) \rightarrow 2 \mathrm{Fe}(\mathrm{s})+\mathrm{Al}_{2} \mathrm{O}_{3}(\mathrm{s})\)
given that
\(2 \mathrm{Al}(\mathrm{s})+\frac{3}{2} \mathrm{O}_{2}(g) \rightarrow \mathrm{Al}_{2} \mathrm{O}_{3}(\mathrm{s})\)
\(\Delta H_{r x n}^{\circ}=-1669.8\ \mathrm{kJ} / \mathrm{mol}\)
\(2 \mathrm{Fe}(s)+\frac{3}{2} \mathrm{O}_{2}(\mathrm{g}) \rightarrow \mathrm{Fe}_{2} \mathrm{O}_{3}(s)\)
\(\Delta H_{r x n}^{\circ}=-822.2\ \mathrm{kJ} / \mathrm{mol}\)
ANSWER:Step 1 of 2
Here, we are going to determine the enthalpy change for the reaction.
Given that,
= -1669.8 kJ/mol-----(1)
= -822.2 kJ/mol-----(2)