The point on earths surface directly above where an earthquake happen is called? a.)focus b.)epicenter c.)hypocenter d.)locus

Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?

Draw the lewis dot structure for each of the following polyatomic ions