... C0 can cAn than dung drch thu du,o-c sau [han u,ng t-ni tn, duoc luo-n! mudi s;;fai khan tiA. 5 69 gam B. 5, 51 gam C. 5. 15 gam. D. 5, 21 gam.cdu 4: Ti le s6 phan ti' ... du'o-c 55 0 gam k6t t0a vd dung dich X. Dun kI dung dich X thu th6m du'oc 100 gamtet trla Gi6 tri cua m ldA. 55 0B_ 810c. 750 D. 650 .NaAlO2 CoHsONa, C2H5OH Ho6 ... Xtren cho t6c dung vcvi HCN du' thi du'cvc 10, 65 gam CH3*CH(CN)-OH. Hieu suSt cOa qud trtnh iaocH3-cH(cN)-oH tn, c2H4 ta4. 75% .B .50 %c.60%D.80%!a,1 as,: De phan biet...