Intermolecular forces of attraction are weakest between the molecules in a sample of
A. H2(0)
B. H2(s)
C. H2O(l)
D. H2O(S)

Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change