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Concentration of a Solution

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Question

a solution contains 35 grams of common salt in 300 grams of water calculate the concentration of the solution

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Solution

Dear student,

Concentration of the solution = $\frac{m a s s o f s o l u t e}{m a s s o f s o l u t i o n} \times 100$ = ( 35 / 300 + 35 ) x 100 = ( 35 / 335 ) x 100 = 10.45 % ( by mass )
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