Chemistry · 2017
NEET 2017 · 7 May · Code A · Q81
A first order reaction has a specific reaction rate of 10^-2 sec^-1. How much time will it take for 20 g of the reactant to reduce to 5 g?
A first order reaction has a specific reaction rate of $\displaystyle 10^{-2} \mathrm{sec}^{-1}$. How much time will it take for $\displaystyle 20$ g of the reactant to reduce to $\displaystyle 5$ g ?
Official answer
From NTA’s final answer key for this paper.
(2)
138.$\displaystyle 6$ sec
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NEET (UG) 2017 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.