C-09-Q108mediumsingle_mcq2NH4Cl+Ca(OH)2→?\mathrm{2NH_4Cl + Ca(OH)_2 \rightarrow ?}2NH4Cl+Ca(OH)2→?—aCaCl2+2NH3+2H2O\mathrm{CaCl_2 + 2NH_3 + 2H_2O}CaCl2+2NH3+2H