^ac djnh (cha't Y) (c6 the khong can thiet phai viet phirdng trinh phan iJng, ma^hi cin lap sd do chuyen h6a giiJa 2 cha't nay, nhiTng phai duTa vao DLBT•Ta c6: npe (A) = 0,01 + 0,03 x 2 = 0,07 molcO,0 ^v.npe(B) = a + 2b + c + 3d•, • •••• • •=^a + 2b + c + 3d = 0,07(
4): T i r ( l , 2 , 3,4) ^[r]