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Which of the following is the correct definition of “Molality” ?

Options

  1. AMolality is the ratio of the number of moles of a solute to the number of moles of the solvent in a solution.
  2. BMolality is the ratio of the mass of a solute to the mass of the solvent in a solution.
  3. CMolality is the ratio of the volume of a solute to the volume of the solvent in a solution.
  4. DMolality is the ratio of the number of moles of a solute to the mass of the solvent (in kg)

Correct answer

D. Molality is the ratio of the number of moles of a solute to the mass of the solvent (in kg)

Step-by-step solution

Correct Option is : (D) Molality is the ratio of the number of moles of a solute to the mass of the solvent (in kg)

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