Question

Na2S2O3 solution is 5% by mass of solution.express the concentration in terms of molarity molality mole fraction of solute. The density of solution at 25*CUSTOM is 1.040m/l​

Answer 1

Answer:

Let the solution contain 5.0g of

and 95.0 g of water. The number of moles of the two constitution are: <br>

<br>

<br> Volume of solution =

<br> Calculation of molarity of solution <br>

<br>

. <br> Calculation of mole fraction of solute <br> Mole fraction of solute in solution may calculated as: <br>

<br>