... 161.0,1 = 16,1g Cõu 5: Cho 7,1 gam hn hp gm mt kim loi kim X v mt kim loi kim th Y tỏc dng ht vi lng d dung dch HCl loóng, thu c 5,6 lớt khớ (ktc) Kim loi X, Y l A natri v magie B liti v beri C ... hn hp mui clorua ca hai kim loi kim thuc hai chu kỡ k tip vo nc c dung dch X Cho ton b dung dch X tỏc dng hon ton vi dung dch AgNO (d), thu c 18,655 gam kt ta Hai kim loi kim trờn l: A Na v K B ... thỡ nH+ = nOH- + n CO32- = 0,01 + 0,01 =0,02 =0,25V V =80 ml Cõu 3: Hn hp X gm hai kim loi kim v mt kim loi kim th Hũa tan hon ton 1,788 gam X vo nc, thu c dung dch Y v 537,6 ml khớ H (ktc) Dung...