Identifying precipitation, combustion and acid-base reactions Classify each chemical reaction: \begin{tabular}{|l|l|l|} \hline \multicolumn{1}{|c|}{ reaction } & \multicolumn{2}{c|}{typeofreaction(checkallthatapply)} \\ \hline CH4(g)+2O2(g)CO2(g)+2H2O(g) & combination & precipitation \\ & single replacement combustion \\ & double replacement & acid-base \\ & decomposition & \\ \hline 2K(s)+Cl2(g)2KCl(s) & combination & precipitation \\ & single replacement & combustion \\ & double replacement & acid-base \\ & decomposition & \\ \hline H2SO3(aq)H2O(l)+SO2(g) & combination & precipitation \\ & single replacement & combustion \\ & double replacement & acid-base \\ & decomposition & \\ \hline & combination & precipitation \\ & single replacement & combustion \\ & double replacement & acid-base \\ \hline \end{tabular}