C-09-Q106mediumsingle_mcqNH4Cl+NaOH→?\mathrm{NH_4Cl + NaOH \rightarrow ?}NH4Cl+NaOH→?—aNH3+NaCl+H2O\mathrm{NH_3 + NaCl + H_2O}NH3+NaCl+H2ObNH4OH+NaCl\mathrm{NH_4OH + NaCl}NH4OH+NaClcNa2N+HCl\mathrm{Na_2N + HCl}Na2N+HCldNaNH2+HCl\mathrm{NaNH_2 + HCl}NaNH2+HCl