What is the difference between molality and molarity?

  • A
    Molality depends on temperature,while molarity does not.
  • B
    Molality is defined per $1 \ kg$ of solvent,while molarity is defined per $1 \ L$ of solution.
  • C
    Molality is defined per $1 \ L$ of solvent,while molarity is defined per $1 \ kg$ of solution.
  • D
    Both are dependent on temperature.

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