... iz tu)u*or erocu -r4a molAt(cH)3 ; -+ b mol Ba(OF{)z atb: Yz b molEaO ga(CH), +2A1(oli)3 :tsa(Aloz)z + 4Hr9 ;2u:? ; vd ruqu'Phin img vila dri voi nhau;!',3 molru-1 23.(D) 0,3 mol U, ro.*g rmg 0,6molh5n ... 0,12 r'ol KNO3 O12 mol HhlO3 du tao thenh 15.(c)Y c6 khoi lugirg mol lom hon X vay y ld €te.Ta co (2 R + 16)/(R +i7) :1,757 R=57 y la (c4He)2o 16'(B)Kim loai phAi tao thdnhnrudi k6t tua mdi c6 ... and€hit C:Hao, ung vdi tap chuc rucru 6te 14'(C) Irsu:0,04 moi.tao thenh 0,S4 moi Cu{-r{O3)2 Cu(}.lO3iz + 2KOF{ =Cu(CF{)2 +2 KNO3 tao then-h 0,04 mol CLr(OF{)2 vA 0,08 moi ts'NC, nr+,", ban clAu...