EXAMPLE $3$

In batch enzyme reaction kinetics, given $K_m={10}^{-3}M$ and substrate concentration $S_0=3,{10}^{-5}M,$ after $2$min,$5\%$ of the substrate was converted. How much of the substrate was consumed after $10,20,30,$ and $60$min $?$

$S=S_0{e}^{-V_m^{**}t}$