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QUE: WHICH AQUEOUS SOLUTION HAS HIGHER CONCENTRATION ; 1 MOLAR OR 1 MOLAL HAVING SAME SOLUTE?

ANS: 1M solution is  more concentrated than 1m solution.In 1m (molal) solution ,1 mole of solute is dissolved in 1000 ml of solvent but in 1M solution total volume of the solution is one litre .since density is mass/volume so in 1 molar,

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molarity vs molality

volume of solvent is less compare to 1 molal so 1M solution is more concentrated.



  
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