Find mole fraction of solute in 0.5 molal NaOH solution ? Sir, here how to find moles of solute.
Ajab Singh thakur , 7 Years ago
Grade 11
IIT JEE Entrance Exam> Find mole fraction of solute in 0.5 molal...
1 Answers
Arun
Last Activity: 4 Years ago
Molatity = x .1000/(1 -x) M
where x is mole fraction, M is molar mass of solvent ,
now,
2 = 1000x/(1-x)18
36/1000 =x/(1-x)
0.036- 0.036x = x
0.036 =1.036x
x =0.036/1.036
x =0.03474
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