Write the complete electron configuration for each of the following ions: (a) Ga3 and (b) Mg2
(a) Ga3 :
(b) Mg2 :

Select the correct answer. you have a nightlight plugged into an outlet in the hallway, which uses 3.5 watts when plugged in. if the house circuit provides 120.0 volts, what is the current through this bulb?

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from