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Answer:

Molarity is the concentration of a solution. It is also known as molar concentration. Molarity is the number of moles of solute per liter of solution. It is denoted by the symbol M. The formula is given below:

Molarity = moles of solute

                -----------------------

                liters of solution

Molality can be defined as the number of moles of solute in one kilogram of solvent. It is denoted by the symbol m. The formula is given below:

Molarity = moles of solute

              -------------------------

              kilograms of solvent