Question
E) more separated,more 3) The predominantt interrmolecular force in CaBr2 is _____ A) hydrogen bonding B) dipole-dipole forces C) ion-dipole forces D) London-dipersion forces E) ionic bonding 4) Boron triiodide (BI3) melts at 49.9 degree C and boils at 209.5 degree C at a constant pressure of 1 atm. What state of matter must a sample of boron triiodide be in at 100 degree C and atm? A) solid B) solid and liquid in equilibrium C)gas D) liquid E) liquid and gas in equilibrium 5) Heat of sublimation can be approximated by adding together ______and ___. A) heat of deposition, heat of vaporization B) heat of freezing (solidification), heat of vaporization C) heat of freezing (solidification), heat of condensation D) heat of fusion, heat of condensation E) heat of fusion, heat of vaporization
Explanation / Answer
3-C
4-D
5-E
