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\(_2\)
- Increasing the concentration of the acid
- Increasing the surface area of CaCO\(_3\)
-
A and B
- Reducing the concentration of the acid
The correct answer is: C
Explanation
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)
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