Molar Heat of Vaporization H,O 40.7 kJ/mole NH, 23.4 kJ/mole Water and ammonia have different molar heats of vaporization. The best interpretation, at the molecular level, is that wate molecules - have stronger intermolecular attractions are bonded together and require chemical reactions to separate them occupy larger molecular volumes are smaller and therefore faster moving

Introductory Chemistry: A Foundation
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Chapter14: Liquids And Solids
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Molar Heat of Vaporization
H,O 40.7 kJ/mole
NH, 23.4 kJ/mole
Water and ammonia have different molar heats of vaporization. The best interpretation, at the molecular level, is that water
molecules -
O have stronger intermolecular attractions
O are bonded together and require chemical reactions to separate them
O occupy larger molecular volumes
are smaller and therefore faster moving
Transcribed Image Text:Molar Heat of Vaporization H,O 40.7 kJ/mole NH, 23.4 kJ/mole Water and ammonia have different molar heats of vaporization. The best interpretation, at the molecular level, is that water molecules - O have stronger intermolecular attractions O are bonded together and require chemical reactions to separate them O occupy larger molecular volumes are smaller and therefore faster moving
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