Describe how the International Union of Pure and Applied Chemistry (IUPAC) changed the way in which groups of the periodic table are numbered.

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius

Which of the following compounds would be expected to have the strongest ionic bonds? a)the compound that has b)the largest ions with the greatest charge c)the compound that has d)the largest ions with the least charge the compound that has the smallest ions with the greatest charge the compound that has the smallest ions with the least charge

Name 3 types of energy you see being used as you look around a classroom