H2+Br2=2HBr
n(H2) =11.2/11.2=1
n(HBr) =20/11.2=1.8
m(HBr) =2×81=162
m(HBr) =1.8×81=144.7
w(HBr) =144.7/162=0.9
H2+Br2=2HBr
n(H2) =11.2/11.2=1
n(HBr) =20/11.2=1.8
m(HBr) =2×81=162
m(HBr) =1.8×81=144.7
w(HBr) =144.7/162=0.9