Which of the following best explains why 1-butanol, ch₃ch₂ch₂ch₂oh, has a higher surface tension than its isomer, diethyl ether, ch₃ch₂och₂ch₃?
(a) the higher density of 1-butanol
(b) the lower specific heat of 1-butanol
(c) the lack of hydrogen bonding in 1-butanol
(d) the higher molecular mass of 1-butanol
(e) the presence of hydrogen bonding in 1-butanol

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices