find out mole fraction of methanol in 5.2 m solution of methanol
Asked by ranjanasvadvekar
| 3rd Jun, 2020,
12:43: PM
Expert Answer:
Given:
Molality = 5.2 m
5.2 m solution means 5.2 moles in 1 kg of solvent.
So, no of moles of water =
= 55.55 mol
We know,
Mole fraction =
Mole fraction of methanol is 0.085
Answered by Varsha
| 3rd Jun, 2020,
02:24: PM
Concept Videos
- calculate the mass percentage of benzene and carbon tetrachloride. if 22g of benzene is dissolved in 122g of ccl4?
- NaCl is 100 % ionized in 0.02 molal aqueous solution. hence the ratio of elevation in boiling point to molal elevation constant is :
- Calculate the freezing point depression expected for 0.0711m aqueous soln. of Na2SO4. If this solution actually Freezes at -0.320c, what would be the value of van’t Hoff Factor (Kf For water is 1.86kkgmol-1 )U
- Henry law constant
- The vapour pressure of pure benzene is 639.7mm of Hg and vapour pressure of solution of a solute in benzene is 631.9mm of Hg. Calculate the molality of solution.
- Calculate the molarity of NaOH in the solution prepared by dissolving it's 16g in enough water to form 500ml of the solution.
- Calculate the molality of a 1 L solution of 93% H2SO4 (w/v). The density of the solution is 1.84 g/mol
- Find the molarity of 5m NaOH solution haveing 1.5gm)ml
- calculate the molarity of a solution containing 5g of NaOH in 450ml solution
- How many grams of NaOH will be needed to prepare 250ml of 0.1M solution
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change