Chemistry - Mole Concept Question with Solution | TestHub

CaCO₃ $\stackrel{\Delta }{\to }$ CaO + CO₂ (X)

So, X is CO₂

Na₂CO₃ + H₂O + CO₂$\to$2NaHCO₃

Moles of CaCO₃ = $\frac{10}{100}=$Moles of CO₂

Moles of Na₂CO₃ = 1 mole

So, moles of NaHCO₃ formed according to the moles of CO₂ , which is limiting reagent so moles of NaHCO₃ formed will be (0.2) mole.