Select the correct answer from each drop-down menu. To make a table of the elements, Dmitri Mendeleev sorted the elements according to their . He then split the list of elements into several columns so that elements beside each other had similar .

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.

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.