The mole fraction of nacl in an
aqueous solution is 0.132. what is
the weight/weight percent of nacl in
this solution?

Why is the vapor pressure of a warm lake higher than the vapor pressure of a cold lake? o a. warm water has a greater heat of vaporization. ob. warm water evaporates more quickly. cool water evaporates more quickly. od. cool water has a greater heat of vaporization.

Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail

Based on its chemical properties, identify the position of each chemical family on the periodic table.