How many faraday of electricity are required to deposit $10 \ g$ of calcium from molten calcium chloride using inert electrodes (in $F$)? (Molar mass of calcium $= 40 \ g \ mol^{-1}$)

  • A
    $0.5$
  • B
    $1$
  • C
    $0.25$
  • D
    $2$

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