PTHH: ACO3 + 2HCl \(\rightarrow\) ACl2 + H2O + CO2\(\uparrow\)(1)
BCO3 + 2HCl \(\rightarrow\) BCl2 + H2O + CO2\(\uparrow\)(2)
n\(CO_2\)=\(\frac{3,36}{22,4}=0,15\left(mol\right)\)
Theo PT(1,2): nHCl = 2n\(CO_2\) = 2.0,15 = 0,3 (mol)
=> VHCl = \(\frac{0,3}{2}=0,15\left(ml\right)\)