Which of the following reactions represents the "slaking of lime"?

  • A
    $CaCO_3 \rightleftharpoons CaO + CO_2$
  • B
    $CaO + CO_2 \rightarrow CaCO_3$
  • C
    $CaO + H_2O \rightarrow Ca(OH)_2$
  • D
    $CaO + SiO_2 \rightarrow CaSiO_3$

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