Ca + 2H2O = Ca(OH)2 +H2
nadmiar H2O
niedomiar Ca
4g Ca - 40 g Ca
x moli - 1 mol x= 0,1 mola
19,8g H2O ---------- 18 g H2O x moli-------------- 1 mol x= 1,1 mola
1,1 - 0,2 mola = 0,9 mola 1mol-------6,02*10^23
0,9mola ------x
x=0,9*6,02*10^23/1= 5,418*10^23
1mol-------6,02*10^23
0,1mola ------x
x=0.1*6,02*10^23/1= 6,02*10^22
6,02*10^22 Ca(OH)2 -------- 5,418*10^23 H2O 1 cząstka Ca(OH)2 - x H2O
x= 5,418*10^23/6,02*10^22= 9
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Ca + 2H2O = Ca(OH)2 +H2
nadmiar H2O
niedomiar Ca
4g Ca - 40 g Ca
x moli - 1 mol
x= 0,1 mola
19,8g H2O ---------- 18 g H2O
x moli-------------- 1 mol
x= 1,1 mola
1,1 - 0,2 mola = 0,9 mola
1mol-------6,02*10^23
0,9mola ------x
x=0,9*6,02*10^23/1= 5,418*10^23
1mol-------6,02*10^23
0,1mola ------x
x=0.1*6,02*10^23/1= 6,02*10^22
6,02*10^22 Ca(OH)2 -------- 5,418*10^23 H2O
1 cząstka Ca(OH)2 - x H2O
x= 5,418*10^23/6,02*10^22= 9