How many moles are equal to 6.52 x 1024 molecules magnesium borate

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

‘which reaction would most likely require the use of an inert electrode?

Describe the forces both attractive and repulsive that occur as two atoms move closer together.