Question

A solution contains 20 gm of common salt in 160 gm of water. Calculate the concentration in terms of mass by mass percentage of the solution​

Answer 1

Answer:

Mass % of solute = Mass of solute/ Mass of solution× 100

= 20 /( 160 +20)× 100

= 20/180× 100

= 1/9× 100

= 100/9 % (Ans.)

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