What is the concentration of the resultant solution formed by mixing 0.5 molar and 400 ml.hcl solution with 0.2 molar and 100ml of hcl solution?
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kokoashutosh:
n1= 15/100
n2= 100/18
now use mole fraction formula
X1 = n1 / (n1+n2)
now move to second bit
molality m = n1 / wt of solvent
wt of solvent(h20) must be in KG
so wt of solvent = 100g/1000
now u can find molality m by using the above mentioned formula
hope it helped. :)
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