0620/12 Chemistry May Jun 2015 Online Test | Cambridge IGCSE MCQ

Copper(II) carbonate reacts with dilute sulfuric acid.
$CuC{O_3}\left( s \right) + {H_2}S{O_4}\left( {aq} \right) \to CuS{O_4}\left( {aq} \right) + C{O_2}\left( g \right) + {H_2}O\left( l \right)$
The rate of the reaction can be changed by varying the conditions.
Which changes always increase the rate of this chemical reaction?
1 increasing the concentration of sulfuric acid
2 increasing the size of…