$100L$ MFR$.$

$A$ B$.[20173]$

$C_{A0}=4mo\frac{l}{L}$

$v_0=50\frac{L}{m}in$

$$longrightarrow

$C_{B0}=2mo\frac{l}{L}$

$100LMFR$

$v_0=50\frac{L}{m}in$

$A+BD,k_1=2\mathrm{.}0\frac{L}{m}ol*min$

$BE,k_2=1\mathrm{.}0mi{n}^{-1}$