H2SO4(aq)+Ca(OH)2(aq)→CaSO4(aq)+2H2O(l)\mathrm{H}_{2} \mathrm{SO}_{4}(\mathrm{aq})+\mathrm{Ca}(\mathrm{OH})_{2}(\mathrm{aq}) \rightarrow \mathrm{CaSO}_{4}(\mathrm{aq})+2 \mathrm{H}_{2} \mathrm{O}(l)H2SO4(aq)+Ca(OH)2(aq)→CaSO4(aq)+2H2O(l)
H2SO4(aq)+2NH3(aq)→(NH4)2SO4(aq)\mathrm{H}_{2} \mathrm{SO}_{4}(\mathrm{aq})+2 \mathrm{NH}_{3}(\mathrm{aq}) \rightarrow\left(\mathrm{NH}_{4}\right)_{2} \mathrm{SO}_{4}(\mathrm{aq})H2SO4(aq)+2NH3(aq)→(NH4)2SO4(aq)
HCl(aq)+1/2Ca(OH)2(aq)→1/2CaCl2(aq)+H2O(l)\mathrm{HCl}(\mathrm{aq})+1 / 2 \mathrm{Ca}(\mathrm{OH})_{2}(\mathrm{aq}) \rightarrow 1 / 2 \mathrm{CaCl}_{2}(\mathrm{aq})+\mathrm{H}_{2} \mathrm{O}(l)HCl(aq)+1/2Ca(OH)2(aq)→1/2CaCl2(aq)+H2O(l)
2HCl(aq)+Ca(OH)2(aq)→CaCl2(aq)+2H2O(l)2 \mathrm{HCl}(\mathrm{aq})+\mathrm{Ca}(\mathrm{OH})_{2}(\mathrm{aq}) \rightarrow \mathrm{CaCl}_{2}(\mathrm{aq})+2 \mathrm{H}_{2} \mathrm{O}(l)2HCl(aq)+Ca(OH)2(aq)→CaCl2(aq)+2H2O(l)
