APliquidsolidworksheet

APliquidsolidworksheet - AP Chemistry Liquids and Solids...

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AP Chemistry Liquids and Solids Worksheet Name: ___________________________________ Date: _______________ Period: _____ 1. Rank the following in order of increasing strength of intermolecular forces in the pure substances, and indicate which ones are most likely to exist as gases at 25 ° C and 1atm: KI, Ne, CH 4 , CO, MgSO 4 . 2. Tell which member of each of the following pairs of compounds you would expect to have the higher boiling point: (a) O 2 and N 2 ; (b) SO 2 and CO 2 ; (c) HF and HI; (d) SiH 4 and GeH 4 . In each case, tell what intermolecular forces are involved as well. 3. Tell what type of intermolecular force is important in converting each of the following from a gas to a liquid (a) CO 2 ; (b) NH 3 ; (c) CHCl 3 ; (d) CCl 4 4. Answer the following questions with “increase,” “not change,” or “decrease.” a. If the intermolecular forces in a liquid increase the normal boiling point of the liquid will____________. b. If the intermolecular forces in a liquid increase, the vapor pressure of the liquid will _____________. c. If you increase the surface area of a liquid, the vapor pressure will _________________. 5.
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APliquidsolidworksheet - AP Chemistry Liquids and Solids...

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