nAl=0,2mol
PTHH: 2Al+6HCl=>2AlCl3+3H2
0,2->0,6-> 0,2--->0,3
mAlCl3=0,2.133,5=26,7g
do H=90
=> mAlCl3=26.7/100.90=24,03g
VH2=0,3.22,4=6,72l
do H=90%
=> V H2=6,72/100.90=6,048l
nAl=5,4/27=0,2(mol)
voi h=90->nAl=0,2*90/100=0,18(mol)
2Al+6HCl->2AlCl3+3H2
TPT;nAlCl3=3nAl=0,18*3=0,54(mol)
->mAlCl3=0,54*133,5=72,09(g)
TPT;nH2=3/2nAl=0,18*3/2=0,12(mol)
->VH2=0,12*22,4=2,688(l)