mole 4dSearch Your 4D Lucky Number 2859 Chinese Chess |TELL TALES |Mole |- Malaysia & Singapore 4D Result ,Magnum 4D,Sports Toto, Pan Malaysia2A+4B 3C+4D. 5 6. Limiting reactant is declared which have lowest ratio of . coefficient. Moles. for reactant. For A: 2. 5 =2.5. For B: 4. 6 =1.5. ⇒B is limiting reagent.