For the Reaction H₂O(l)  H₂O(g) at 298 K

question 41

Multiple Choice

For the reaction H₂O(l)  H₂O(g) at 298 K, 1.0 atm, H is more positive than E by 2.5 kJ/mol. This quantity of energy can be considered to be

• A) the heat flow required to maintain a constant temperature.
• B) the work done in pushing back the atmosphere.
• C) the value of  H itself.
• D) the difference in the H-O bond energy in H₂O(l) compared to H₂O(g).
• E) none of these

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