Rate of Reaction

Measuring CO₂ gas production — syringe & inverted cylinder

Gas Syringe Method
Press Start — CO₂ gas will push the syringe plunger outward.
CaCO₃ + 2HCl → CaCl₂ + H₂O + CO₂↑  Rate = ΔV/Δt (cm³/s)
Rate = ΔV/Δt
[HCl] Concentration 1.0 mol/dm³