Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2NH3 + 2H2O
M(Ca(OH)2) = 40 + 2*(16+1) = 74г/моль
n(Ca(OH)2) = m/M = 18.5/74=0.25моль
n(NH3) = 2*n(Ca(OH)2) = 2*0.25=0.5моль
V(NH3) = Vm*n = 22.4*0.5=11.2 л
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2NH3 + 2H2O
M(Ca(OH)2) = 40 + 2*(16+1) = 74г/моль
n(Ca(OH)2) = m/M = 18.5/74=0.25моль
n(NH3) = 2*n(Ca(OH)2) = 2*0.25=0.5моль
V(NH3) = Vm*n = 22.4*0.5=11.2 л