solutions

Related Questions

• The freezing point of 1 molal $NaCl$ solution assuming $NaCl$ to be 100% dissociated in water is (molal depression constant = 1.86)

  ---

• The vapour pressure of pure benzene at a certain temperature is $200\ mm\ Hg$. At the same temperture the vapour pressure of a solution containing $2g$ of non-volatile non-electrolyte solid in $78\ g$ of benzene is $195\ mm\ Hg$. The molecular weight of solid is

  ---

• Based on the given diagram, which of the following statements regarding the solutions of two miscible volatile liquids are correct (1) Plots AD and BC show that Raoult’s law is obeyed for the solution in which B is a solvent and A is the solute and as well as for that in which A is solvent and B is solute.(2) Plot CD shows that Dalton’s law of partial pressures is observed by the binary solutions of components A and B. (3) EF + EG = EH; and AC and BD correspond to the vapour pressures of the pure solvents A and B respectively.Select the correct answer using the codes given below Codes

  ---

• When $1.80gm$ glucose dissolve in $90gm$ of ${{H}_{2}}O$, the mole fraction of glucose is

  ---

• 1000 g aqueous solution of $CaC{{O}_{3}}$ contains 10 g carbonate. The concentration of solution is

  ---