How many atoms of k are present in 195.49 grams of k? 3.0110 × 1024 6.0220 × 1024 1.1772 × 1026 4.5797 × 1027

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? a balloon 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?

Why does a cake rise when you bake it? ♡

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp