Two aqueous solutions, A and B, are separated by a semi- permeable membrane. The osmotic pressure of solution A immediately begins to decrease. Which of the following statement is ture ?A. The solvent molecular are moving from the solution of higher osmotic pressure to that of lower osmotic pressureB. The initial osmotic pressure of solution B is greater than that of solution A.C. Solvent molecules are moving from solution B into solution A.D. Both (a) and (b) are ture statements.

Two aqueous solutions, A and B, are separated by a semi- permeable mem

1.	Two aqueous solutions, A and B, are separated by a semi- permeable membrane. The osmotic pressure of solution A immediately begins to decrease. Which of the following statement is ture ?A. The solvent molecular are moving from the solution of higher osmotic pressure to that of lower osmotic pressureB. The initial osmotic pressure of solution B is greater than that of solution A.C. Solvent molecules are moving from solution B into solution A.D. Both (a) and (b) are ture statements.
Answer» Correct Answer - c

Discussion

No Comment Found

Related InterviewSolutions

Which of the folloeing statement is (are) incorrect?A. 0.1 M KCl solution will have the same osmotic pressure as 0.1 M glucose solutionB. 0.1 M KCl solution will have the same boiling point as 0.1 M urea solutionC. 0.1 m glucose and 0.1 m urea are ismoticD. 0.1 m `MgCl_(2)` solution will have less relative lowering of vapour pressure than 0.1 m NaCl
A complex is represented as `CoCl_(3) . XNH_(3)`. Its `0.1` molal solution in aqueous solution shows `Delta T_(f) = 0.558^(circ). (K_(f)` for `H_(2)O` is `1.86 K "molality"^(-1))` Assuming `100%` ionisation of complex and co-ordination number of `Co` as six, calculate formula of complex.A. `[Co(NH_(3)_(4)CL_(2)]Cl`B. `[Co(NH_(3))_(5)Cl]Cl_(2)`C. `[Co(NH_(3))_(4)CL_(2)]Cl`D. none of these
Calculate the molecular weight of a substance whose `7.0%` (by weight) solution in water freezes at `-0.89^(@)C`. `(k_(f) "for" H_(2)O=1.86K"molality"^(-1)`).
A living cell contains a solution which is isotonic with 0.2 M glucose solution. What osmotic pressure develops when the cell is placed in 0.05 M `BaCl_(2)`solution at 300 K ?A. 1.23 atmB. 3.69 atmC. 6.15 atmD. None of these
When `250 mg` of eugenol is added to `100 g` of camphor `(K_(f) = 39.7K "molality"^(-1))`, it lowered the freezing point by `0.62^(@)C`. The molar mass of eugenol is:A. (a) `160g mol^(-1)`B. (b) `165g mol^(-1)`C. (c ) `200g mol^(-1)`D. (d) `250g mol^(-1)`
Two liquid A and B have vapour pressure in the ratio ` P_A^(@) : P_B^(@)`=1.3 at a certain temperature.Assume A and B from an ideal solution and the ratio of mole fractions of A to B in the vapour phase is 4 : 3, then the mole fraction of B in the solution at the same tempreature is :A. `1/5`B. `2/3`C. `4/5`D. `1/4`
For a ideal liquid solution with `P_A^(@)gtP_A^(@)`, which relation between` X_(A)` ((mole fraction of A in liquid phase) and `Y_(A)`(mole fraction of A in vapour phese) is correct ?A. `Y_(a) lt Y_(b)`B. `X_(A) gtX_(B)`C. `(Y_(A))/(Y_(B)) gt( X_(A))/(X_(B))`D. `(Y_(A))/(Y_(B)) lt( X_(A))/(X_(B))`
1.0 g of a monobassic acid HA in 100 g water lowers the freezing point by 0.155 K. IF 0.75 g, of same acid requires 25 mL of N/5 NaOH solution for complete neutralisation then %, degree of ionization of acid is (`K_(f) of H_(2)O = 1.86 K kg "mol"^(-1)`):A. 0.2B. 0.25C. 0.4D. 0.5
An ideal solution has two components A is more volatile than B, i.e.`P_A^(@)gtP_B^(@)` and also` p_A^(@) gt P_("total")`. If `X_(A) andY_(A)` are mole fraction of components A in liquid and vapour phases, than :A. `X_(A) = Y_(A)`B. `X_(A) gt Y_(A)`C. `X_(A) lt Y_(A)`D. Data insuffcient
100 g of `C_(6)H_(12)O_(6)` (aq.) solution has vapour pressure is equal to 40 torr at certain temperature. Vapour pressure of `H_(2)O`(l) is 40.18 torr at same temperature. If this solution is cooled to `-0.93^(@)C`, what mass of ice will be separated out? (`K_(f) = 1.86 kg "mol"^(-1)`):A. 95.5 gB. 4.5 gC. 45.5 gD. 47.8 g

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment