MHT CET20243 May 2024Morning ShiftChemistrySolutionsActual
A solution of non volatile solute has boiling point elevation 1.75 K . Calculate molality of solution [ K _ b =3.5 ~K ~kg ~mol ⁻¹ ]
Options
- A0.77 ~mol ~kg ⁻¹
- B0.69 ~mol ~kg ⁻¹
- C0.50 ~mol ~kg ⁻¹
- D0.35 ~mol ~kg ⁻¹
Correct answer
C. 0.50 ~mol ~kg ⁻¹
Step-by-step solution
aligned & T _ b = K _ b m & 1.75 ~K =3.5 Kkg mol ⁻¹ m & m = 1.75 3.5 =0.50 ~mol ~kg ⁻¹ aligned