\(n_{Al}=\dfrac{8,1}{27}=0,3\left(mol\right)\)
PTHH: 2Al + 6HCl ---> 2AlCl3 + 3H2
0,3 ---------------> 0,3 -----> 0,45
\(\rightarrow\left\{{}\begin{matrix}V_{H_2}=0,45.22,4=10,08\left(l\right)\\m_{AlCl_3}=0,3.133,5=40,05\left(g\right)\end{matrix}\right.\)
\(n_{Al}=\dfrac{8,1}{27}=0,3\left(mol\right)\\
pthh:2Al+6HCl->2AlCl_3+3H_2\)
0,3 0,3 0,45
=> \(V_{H_2}=0,45.22,4=10,08\left(L\right)\\
m_{AlCl_3}=0,3.133,5=40,05\left(G\right)\)
2Al +6HCl --- > 2AlCl3 +3H2
nAl = 8,1 / 27 = 0,3 (mol)
nH2 = 3/2 . 0,3 = 0,45 (mol)
VH2 = 0,45 . 22,4 = 10,08 (l)
nAlCl3 = n Al = 0,3 (mol)
mAlCl3 = 0,3 . 133,5 = 40,05 (g)
a)2Al+6HCl-->2AlCl3+3H2↑
b)nH2=3/2:27=0,45 ( mol )
VH2=0,45x22,4=10,08(l)
c)c)nAlCl3=nAl=0,3(mol)
mAlCl3=0,3.133,5=40,05(gam)