Răspunsuri

2014-07-25T17:22:12+03:00
Ba(OH)2 + 2 HCl ---> BaCl2 + H2O
1 mol Ba(OH)2.......1 mol BaCl2
1,5 moli Ba(OH)2.......x moli BaCl2     x = 1,5 moli BaCl2
randamentul = nr moli practic/nr moli teoretic * 100
randamentul = 1,25/1,5 * 100 = 83,33%
1 5 1