At $783 \, K$ in the reaction,$H_{2(g)} + I_{2(g)} \rightleftharpoons 2 HI_{(g)}$,the molar concentrations $(mol \, L^{-1})$ of $H_2, I_2$ and $HI$ at some instant of time are $0.1, 0.2$ and $0.4$,respectively. If the equilibrium constant is $46$ at the same temperature,then as the reaction proceeds:

  • A
    the amount of $HI$ will increase
  • B
    the amount of $HI$ will decrease
  • C
    the amount of $H_2$ and $I_2$ will increase
  • D
    the amount of $H_2$ and $I_2$ will not change

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