For 2Ag₂O → 4Ag + O₂, how many moles of Ag form ideally from 6 mol Ag₂O with other reactants in excess?

A) 24 mol

B) 13 mol

C) 6 mol

D) 12 mol

Answer: D

Explanation: The balanced equation gives a 2:4 mole ratio between Ag₂O and Ag. Multiply 6 mol by 4/2 to get 12 mol of Ag.