When n = 3, the quantum number of an element is

The salt formed when strong acid reacts with strong base is 

The shape of the molecule of Carbon(IV) oxide is

\(^{238}_{92}\)U  + \(^1_0\)n → \(^{239}_{92}\)U 

The process above produces 

Calculate the mass of Magnesium that will be liberated from its salt by the same quantity of electricity that liberated 16.0 g of Silver.

[Mg = 24.0, Ag = 108 ]