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  • Need explanation for: What is the mole fraction of the solute in a 1.00 m aqueous solution ?

What is the mole fraction of the solute in a 1.00 m aqueous solution ?

  • Option 1)

    0.177

  • Option 2)

    1.770

  • Option 3)

    0.0354

  • Option 4)

    0.0177

 

Answers (1)

best_answer

As we learned in concept

Molality -

Molality = \frac{Moles \: of \: solute}{Mass \, \: o\! f\: solution(Kg)}

-

 

 No. moles of water in 1000g = \frac{1000}{8}=55.5

No. of moles of solute = 1

Mole fraction of solute = \frac{1}{1+55.5}=0.0177


Option 1)

0.177

This option is incorrect.

Option 2)

1.770

This option is incorrect.

Option 3)

0.0354

This option is incorrect.

Option 4)

0.0177

This option is correct.

Posted by

Aadil

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