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Solved: Predict the value of (greater than, less than, or
Chapter 6, Problem 48P(choose chapter or problem)
QUESTION:
Predict the value of \(\Delta H_{f}^{\circ}\) (greater than, less than, or equal to zero) for these elements at \(25^{\circ} \mathrm{C}\): (a) \(B r_{2}(g) ; B r_{2}(l)\). (b) \(I_{2}(g) ; I_{2}(s)\).
Questions & Answers
QUESTION:
Predict the value of \(\Delta H_{f}^{\circ}\) (greater than, less than, or equal to zero) for these elements at \(25^{\circ} \mathrm{C}\): (a) \(B r_{2}(g) ; B r_{2}(l)\). (b) \(I_{2}(g) ; I_{2}(s)\).
ANSWER:Step 1 of 3
Here, we are going to predict the value for the elements at room temperature.
The enthalpy change , is defined as the difference between the enthalpies of the products and the enthalpies of the reactants.
=
----(1)