Chemistry · 2011
NEET 2011 · Mains · Code B · Q4
The half life of a substance in a certain enzyme-catalysed reaction is 138 s. The time required for the concentration of the substance to fall from…
The half life of a substance in a certain enzyme-catalysed reaction is $\displaystyle 138$ s. The time required for the concentration of the substance to fall from $\displaystyle 1.28 \mathrm{mg} \mathrm{L}^{-1}$ to $\displaystyle 0.04 \mathrm{mg} \mathrm{L}^{-1}$, is :
Official answer
(3)
$\displaystyle 690$ s
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