If we have 39.2 grams of Cao, how many moles is that?

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 atom or ion is the largest? 0 a. 0 0 0 0 e. li

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17