Answer to Question #195268 in General Chemistry for Jerick

Question #195268

 Determine the concentration of a solution (in % by mass, % by volume, % by mass

volume, molarity, molality and ppm) containing 5 grams of NaCI and 50 ml of water.(p of NaCl = 2.1 g/ml,p of water = 1g/ml).What is the mole fraction of NaCI in the solution?


1
Expert's answer
2021-05-20T07:53:54-0400

Ans:-

Given grams of and of water

Moles of


Concentration of Solution in molarity


Concentration of Solution in molality


We know that density of Water is .

So, mass of Water present in solution density volume

Hence moles of water

Mole fraction of in solution


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