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Chemical Kinetics and Nuclear Chemistry question

2023 · 30 Jan · Shift 1 · Q15
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Chemical Kinetics and Nuclear Chemistry question

2023 · 30 Jan · Shift 1 · Q15

JEE MainChemistryChemical Kinetics and Nuclear ChemistryNumerical+4 / −1
If compound A reacts with B following first order kinetics with rate constant 2.011×10−3 s−12.011 \times 10^{-3} \mathrm{~s}^{-1}2.011×10−3 s−1. The time taken by A\mathrm{A}A(in seconds) to reduce from 7 g7 \mathrm{~g}7 g to 2 g2 \mathrm{~g}2 g will be ‾\underline{\hspace{2cm}}​. (Nearest Integer) [log⁡5=0.698,log⁡7=0.845,log⁡2=0.301][\log 5=0.698, \log 7=0.845, \log 2=0.301][log5=0.698,log7=0.845,log2=0.301]
Numerical answer
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