What causes a liquid to change into vapor

A piece of metal weighing 15.442 g is placed in 49.7 ml of ethyl alcohol (d = 798 g/ml) in a graduated cylinder. the alcohol level increases to 51.8 ml. the best value for the density of the metal from these data is:

What is the volume of 1 lb of mercury. the density of mercury is 13.546g/ml?

Given the formula m1v1=m2v2, where m indicates concentration and v indicates volume, which equation represents the correct way to find the concentration of the dilute solution (m2) ?

NH3 + __ H2SO4 → __ (NH4) 2SO4

What are the three components of the cell theory?

What compound is always part of an aqueous solution?

How did scientists carry out research before and after the scientific revolution?

A student was comparing the solubility of equal amounts of table salt and table sugar at different temperatures. The table below shows the four samples that the student used and the temperature of the water that they were dissolved in.

How many cases of measles would you predict were reported last year

what happens when baking soda is mixed with vinegar a a new substance is formed B the substances are the same c but the baking soda stays the same but the vinegar changes form D the mixture turns from a liquid into a solid