2NH4++SiO32-=2NH3(g)+H2SiO3(s)2Fe3++3CO32-+3H2O=2Fe(OH)3(s)+3CO2(g)Fe3++3HCO3-=Fe(OH)3(s)+3CO2(g)Al3++3AlO2-+6H2)=4Al(OH)3(s)2Al3++3SiO32-+6H2O=2Al(OH)3(s)+3H2SiO3(s)Al3++3...