For a certain reaction $A_{(g)} \to B_{(g)}$,the half-life for different initial pressures of $A$ is given below:
$P_{A_0} \text{ (atm)}$$0.1$$0.025$
$t_{1/2} \text{ (sec)}$$100$$50$

The correct statement about the order of reaction is:

  • A
    $1$
  • B
    $2$
  • C
    $3$
  • D
    $0.5$

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