A solution is prepared by adding 2gram of substance A and 18gram of water.Calculate the Mass% of solute.
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Our solute is the substance A which is 2 gram in quantity.
Solvent is water which is 18 gram in quantity.
Solution = Solvent + solution
Therefore. Mass of Solution = Mass of Solute + Mass of Solution
Mass % of Solute = ( Mass of Solute * 100 ) / Mass of solution
= (2*100) / (18+2)
= 200/20 =10%
So Mass % of solute is 10%
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