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1. A solution contains 40g of common salt in 320g of water.Calculate the concentration in terms of mass by mass percentage of the solution.
2. Calculate the concentration in terms of mass by volume percentage of the solution containing, 2.5g potassium chloride in 50ml of potassium chloride (KCl) solution?
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Answer:
divide 320g from 40g u will get the answer
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- පැමෙලඅනඳවපඅනනව්යයපපළුෛැව ැවැාවවාපපාිපැවරයෛපමිිැ
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