The following compounds, listed with their boiling points, are liquid at –10ºc: butane, –0.5ºc; ethanol, 78.3ºc; toluene, 110.6ºc. at –10ºc, which of these liquids would you expect to have the highest vapor pressure? which the lowest? explain. (4 points)

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Which other elements contain the same number of outer electrons as sodium