0652/11 Physical Science Oct Nov 2020 Online Test | Cambridge IGCSE MCQ
The rate of reaction between marble chips and hydrochloric acid is investigated.
The equation is shown.
$CaC{O_3}\left( s \right) + 2HCl\left( {aq} \right) \to CaC{l_2}\left( {aq} \right) + {H_2}O\left( I \right) + C{O_2}\left( g \right)$
Which conditions give the fastest rate of production of carbon dioxide gas?