NH3=17
O2=32 17x+32x=80
x=1.6
1.6*17=27.2 17---22.4
27.2---x=35.84л
1.6*32=51.2 32---22.4
51.2---x=35.84л
35,84+35,84=71,68л(ответ)
2Ni + O2 = 2NiO
NiO + 2HBr = NiBr2 + H2O
NiBr2 + 2NaOH = Ni(OH)2 + 2NaBr
Ni(OH)2 + 2HCl = NiCl2 + 2H2O
H₂SO₄ + BaCl₂ = BaSO₄↓ + 2HCI
HCl + AgNO₃ = AgCI↓ + HNO₃
K₂CO₃ + CaCl₂ = CaCO₃↓ + 2KCI
K₂SO₄ + Ba(NO₃)₂ = BaSO₄↓ + 2KNO₃