AgNO3 + HCl = AgCl + HNO3n(AgNO3)= 130\170 = 0.76 моль= n(AgCl)m(AgCl) = 0.76 * 143= 109 г
а) 2*2⁶ = 2⁷
б) 2⁴*2³*2⁷ = 2¹⁴