With increase of temperature, which of these changes?

Option 1)

Molality

Option 2)

Weight fraction of solute

Option 3)

Fraction of solute present in water

Option 4)

Mole fraction.

Answers (2)

As we learnt in

Molality -

Molality (m) = (number of moles of solute)/(mass of solvent in kg)

 

- wherein

It is defined as the number of moles of solute present in 1 kg of solvent. It is denoted by m.

 

 Fraction of solute persent in water changes by changing temperature.

Ans. Option (3)


Option 1)

Molality

This is an incorrect option.

Option 2)

Weight fraction of solute

This is an incorrect option.

Option 3)

Fraction of solute present in water

This is the correct option.

Option 4)

Mole fraction.

This is an incorrect option.

N neha

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