CaCO₃ + HCl → CO₂
Temperature
25 °C
HCl Concentration
1.0 mol/L
Surface Area
Medium chunks
Large lumpPowder
Add catalyst (HCl→H⁺)
Initial rate—
Total CO₂—
Time to 90%—
Total CO₂ collected is fixed by the mass of CaCO₃ — changing rate factors only affects how fast it is reached.