03. Osmosis and Osmotic Pressure of the Solution
SOLUTIONS

277486 The osmotic pressure $\left(\operatorname{At} 27^{\circ} \mathrm{C}\right)$ of an aqueous solution (200 ML) containing $6 \mathrm{~g}$ of a protein is $2 \times 10^{-3} \mathrm{~atm}$. If $R=0.080 \mathrm{~L}$ atm $\mathrm{mol}^{-1} \mathrm{~K}^{-1}$ the molecular weight of protein is

1 $7.2 \times 10^{5}$
2 $3.6 \times 10^{5}$
3 $1.8 \times 10^{5}$
4 $1.0 \times 10^{5}$
SOLUTIONS

277488 A solution containing $4 \mathrm{~g}$ of polyvinyl chloride polymer in one litre of dioxane was found to have an osmotic pressure of $4.1 \times 10^{-4} \mathrm{~atm}$. at $27^{0} \mathrm{C}$. The approximate molecular weight of the polymer is

1 1500
2 10,000
3 $2.4 \times 10^{5}$
4 $2 \times 10^{12}$
SOLUTIONS

277491 Osmotic pressure of $0.4 \%$ urea solution is 1.64 atm, and that of $3.42 \%$ cane sugar is $2.46 \mathrm{~atm}$. When the above two solutions are mixed, the osmotic pressure of the resulting solution is:

1 $0.82 \mathrm{~atm}$
2 $2.46 \mathrm{~atm}$
3 $1.64 \mathrm{~atm}$
4 $4.10 \mathrm{~atm}$
SOLUTIONS

277493 Four solution $\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}$ has glucose $0.5 \mathrm{M}$, $\mathrm{NaCl} 0.1 \mathrm{M}, \mathrm{BaCl}_{2} \mathrm{O.5M}$ and $\mathrm{MgCl}_{2} \mathrm{O.1} \mathrm{M}$, then which of the following will have highest osmotic pressure?

1 Glucose
2 $\mathrm{BaCl}_{2}$
3 $\mathrm{MgCl}_{2}$
4 $\mathrm{NaCl}$
SOLUTIONS

277484 An aqueous solution of hydrochloric acid

1 obeys Raoult's law
2 shows negative deviation from Raoult's law
3 show positive deviation from Raoult's law
4 obey Henry's law at all compositions
SOLUTIONS

277486 The osmotic pressure $\left(\operatorname{At} 27^{\circ} \mathrm{C}\right)$ of an aqueous solution (200 ML) containing $6 \mathrm{~g}$ of a protein is $2 \times 10^{-3} \mathrm{~atm}$. If $R=0.080 \mathrm{~L}$ atm $\mathrm{mol}^{-1} \mathrm{~K}^{-1}$ the molecular weight of protein is

1 $7.2 \times 10^{5}$
2 $3.6 \times 10^{5}$
3 $1.8 \times 10^{5}$
4 $1.0 \times 10^{5}$
SOLUTIONS

277488 A solution containing $4 \mathrm{~g}$ of polyvinyl chloride polymer in one litre of dioxane was found to have an osmotic pressure of $4.1 \times 10^{-4} \mathrm{~atm}$. at $27^{0} \mathrm{C}$. The approximate molecular weight of the polymer is

1 1500
2 10,000
3 $2.4 \times 10^{5}$
4 $2 \times 10^{12}$
SOLUTIONS

277491 Osmotic pressure of $0.4 \%$ urea solution is 1.64 atm, and that of $3.42 \%$ cane sugar is $2.46 \mathrm{~atm}$. When the above two solutions are mixed, the osmotic pressure of the resulting solution is:

1 $0.82 \mathrm{~atm}$
2 $2.46 \mathrm{~atm}$
3 $1.64 \mathrm{~atm}$
4 $4.10 \mathrm{~atm}$
SOLUTIONS

277493 Four solution $\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}$ has glucose $0.5 \mathrm{M}$, $\mathrm{NaCl} 0.1 \mathrm{M}, \mathrm{BaCl}_{2} \mathrm{O.5M}$ and $\mathrm{MgCl}_{2} \mathrm{O.1} \mathrm{M}$, then which of the following will have highest osmotic pressure?

1 Glucose
2 $\mathrm{BaCl}_{2}$
3 $\mathrm{MgCl}_{2}$
4 $\mathrm{NaCl}$
SOLUTIONS

277484 An aqueous solution of hydrochloric acid

1 obeys Raoult's law
2 shows negative deviation from Raoult's law
3 show positive deviation from Raoult's law
4 obey Henry's law at all compositions
SOLUTIONS

277486 The osmotic pressure $\left(\operatorname{At} 27^{\circ} \mathrm{C}\right)$ of an aqueous solution (200 ML) containing $6 \mathrm{~g}$ of a protein is $2 \times 10^{-3} \mathrm{~atm}$. If $R=0.080 \mathrm{~L}$ atm $\mathrm{mol}^{-1} \mathrm{~K}^{-1}$ the molecular weight of protein is

1 $7.2 \times 10^{5}$
2 $3.6 \times 10^{5}$
3 $1.8 \times 10^{5}$
4 $1.0 \times 10^{5}$
SOLUTIONS

277488 A solution containing $4 \mathrm{~g}$ of polyvinyl chloride polymer in one litre of dioxane was found to have an osmotic pressure of $4.1 \times 10^{-4} \mathrm{~atm}$. at $27^{0} \mathrm{C}$. The approximate molecular weight of the polymer is

1 1500
2 10,000
3 $2.4 \times 10^{5}$
4 $2 \times 10^{12}$
SOLUTIONS

277491 Osmotic pressure of $0.4 \%$ urea solution is 1.64 atm, and that of $3.42 \%$ cane sugar is $2.46 \mathrm{~atm}$. When the above two solutions are mixed, the osmotic pressure of the resulting solution is:

1 $0.82 \mathrm{~atm}$
2 $2.46 \mathrm{~atm}$
3 $1.64 \mathrm{~atm}$
4 $4.10 \mathrm{~atm}$
SOLUTIONS

277493 Four solution $\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}$ has glucose $0.5 \mathrm{M}$, $\mathrm{NaCl} 0.1 \mathrm{M}, \mathrm{BaCl}_{2} \mathrm{O.5M}$ and $\mathrm{MgCl}_{2} \mathrm{O.1} \mathrm{M}$, then which of the following will have highest osmotic pressure?

1 Glucose
2 $\mathrm{BaCl}_{2}$
3 $\mathrm{MgCl}_{2}$
4 $\mathrm{NaCl}$
SOLUTIONS

277484 An aqueous solution of hydrochloric acid

1 obeys Raoult's law
2 shows negative deviation from Raoult's law
3 show positive deviation from Raoult's law
4 obey Henry's law at all compositions
SOLUTIONS

277486 The osmotic pressure $\left(\operatorname{At} 27^{\circ} \mathrm{C}\right)$ of an aqueous solution (200 ML) containing $6 \mathrm{~g}$ of a protein is $2 \times 10^{-3} \mathrm{~atm}$. If $R=0.080 \mathrm{~L}$ atm $\mathrm{mol}^{-1} \mathrm{~K}^{-1}$ the molecular weight of protein is

1 $7.2 \times 10^{5}$
2 $3.6 \times 10^{5}$
3 $1.8 \times 10^{5}$
4 $1.0 \times 10^{5}$
SOLUTIONS

277488 A solution containing $4 \mathrm{~g}$ of polyvinyl chloride polymer in one litre of dioxane was found to have an osmotic pressure of $4.1 \times 10^{-4} \mathrm{~atm}$. at $27^{0} \mathrm{C}$. The approximate molecular weight of the polymer is

1 1500
2 10,000
3 $2.4 \times 10^{5}$
4 $2 \times 10^{12}$
SOLUTIONS

277491 Osmotic pressure of $0.4 \%$ urea solution is 1.64 atm, and that of $3.42 \%$ cane sugar is $2.46 \mathrm{~atm}$. When the above two solutions are mixed, the osmotic pressure of the resulting solution is:

1 $0.82 \mathrm{~atm}$
2 $2.46 \mathrm{~atm}$
3 $1.64 \mathrm{~atm}$
4 $4.10 \mathrm{~atm}$
SOLUTIONS

277493 Four solution $\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}$ has glucose $0.5 \mathrm{M}$, $\mathrm{NaCl} 0.1 \mathrm{M}, \mathrm{BaCl}_{2} \mathrm{O.5M}$ and $\mathrm{MgCl}_{2} \mathrm{O.1} \mathrm{M}$, then which of the following will have highest osmotic pressure?

1 Glucose
2 $\mathrm{BaCl}_{2}$
3 $\mathrm{MgCl}_{2}$
4 $\mathrm{NaCl}$
SOLUTIONS

277484 An aqueous solution of hydrochloric acid

1 obeys Raoult's law
2 shows negative deviation from Raoult's law
3 show positive deviation from Raoult's law
4 obey Henry's law at all compositions
SOLUTIONS

277486 The osmotic pressure $\left(\operatorname{At} 27^{\circ} \mathrm{C}\right)$ of an aqueous solution (200 ML) containing $6 \mathrm{~g}$ of a protein is $2 \times 10^{-3} \mathrm{~atm}$. If $R=0.080 \mathrm{~L}$ atm $\mathrm{mol}^{-1} \mathrm{~K}^{-1}$ the molecular weight of protein is

1 $7.2 \times 10^{5}$
2 $3.6 \times 10^{5}$
3 $1.8 \times 10^{5}$
4 $1.0 \times 10^{5}$
SOLUTIONS

277488 A solution containing $4 \mathrm{~g}$ of polyvinyl chloride polymer in one litre of dioxane was found to have an osmotic pressure of $4.1 \times 10^{-4} \mathrm{~atm}$. at $27^{0} \mathrm{C}$. The approximate molecular weight of the polymer is

1 1500
2 10,000
3 $2.4 \times 10^{5}$
4 $2 \times 10^{12}$
SOLUTIONS

277491 Osmotic pressure of $0.4 \%$ urea solution is 1.64 atm, and that of $3.42 \%$ cane sugar is $2.46 \mathrm{~atm}$. When the above two solutions are mixed, the osmotic pressure of the resulting solution is:

1 $0.82 \mathrm{~atm}$
2 $2.46 \mathrm{~atm}$
3 $1.64 \mathrm{~atm}$
4 $4.10 \mathrm{~atm}$
SOLUTIONS

277493 Four solution $\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}$ has glucose $0.5 \mathrm{M}$, $\mathrm{NaCl} 0.1 \mathrm{M}, \mathrm{BaCl}_{2} \mathrm{O.5M}$ and $\mathrm{MgCl}_{2} \mathrm{O.1} \mathrm{M}$, then which of the following will have highest osmotic pressure?

1 Glucose
2 $\mathrm{BaCl}_{2}$
3 $\mathrm{MgCl}_{2}$
4 $\mathrm{NaCl}$
SOLUTIONS

277484 An aqueous solution of hydrochloric acid

1 obeys Raoult's law
2 shows negative deviation from Raoult's law
3 show positive deviation from Raoult's law
4 obey Henry's law at all compositions