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Ways of Representing the Concentration of a Solution

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Question

A Solution is prepared by dissolving 5 g of urea in 95 g of water . What is mass by mass percentage of urea in the solution ?

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Solution

mass of solute(urea)=5g

mass of solvent=95g

mass of solution=5+95g

=100g

mass percent=massof solute/mass of solutionX100

=5/100X100

=5%

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Ways of Representing the Concentration of a Solution

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