... ri'ng cau 53: cho m ;t;;;;;;;;7;i,ar;;6[of D '2 (san pharn khu.duy nhat) vd 8 ,28 gam ctra m lir D' 3'05 gam' C '2, 32 gam' F. -2, 25 gam .t A, .2, 52 gam thi cdp ndo c6 toc duo-c lAy bing cau 54: Trong ... (td sdn pttA tit,'riuy nh6t, D '2' 24' c' 2, 80' F.- .2, 52 L.4 ,20 A C2H3COOCTH7 Cdu 59: To visco ; vd-CrHrCbOCrHr B' C2H3COOCTHz xenlulozo thuOc loai torhdn B to thi6 n nliicn' q' diro.'c diAu chti ... B0% th6 tich Gi6 tri cira CO2;0,7 mol H2O vd 3,1 mol N2 Gie sfr kh6ng'klii chi g-6m N2 vd 02 d6 N, mld 8.49,6 gam C.93 gam 8.9 gam h.6 ,2 gam X g6m KOH lM vd KzCO: 2M thi thu Ca;h;fil'it u 1,oan...