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STD 12 - 3. Chemical kinetics — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 3. Chemical kinetics4 Marks
MCQ
The half life for second order reaction is $30\, minutes$. If the initial concentration is $0.1\, M$ then the value of rate constant will be ............ $M^{-1}\, min^{-1}$
  • A
    $0.66$
  • ✓
    $0.33$
  • C
    $0.44$
  • D
    $0.55$
✓

Answer

Correct option: B.
$0.33$
b
$t_{1/2} = \frac{1}{{{K_2}a}}$

$K_2 = 0.333$

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