Which of the following factors will speed up the rate of evolution of carbon (iv) oxide in the reaction below? 2HCl + CaCO3 3 → CaCl2 2 + H2 2 O + CO2

Which of the following factors will speed up the rate of evolution of carbon (iv) oxide in the reaction below?

2HCl + CaCO${}_3$ → CaCl${}_2$ + H${}_2$O + CO${}_2$

Answer Details

The following factors increase a reaction rate

- Increase in concentration of reactants

- Increase in temperature

- Addition of catalyst

- Increase in the surface area of reactant(s)