Question

please answer this question ​

Answer 1

Answer:

tell me if it's right or wrong

Answer 2

Answer:70 (i think)

Explanation:molality= no of moles of solute ÷ mass of solvent in kg.

Let the solution be total 1 molar.

Therefore, no of moles of methanol =0.25

Mass of water in kg =18×10^-3

Therefore molality =0.25÷18×10^-3

So molality = 70