Questions in solutions

Select	Question
	A 5% solution of canesugar (mol. wt. = 342) is isotonic with 1% solution of a substance $X$. The molecular weight of $X$ is
	A 0.6% solution of urea (molecular weight = 60) would be isotonic with
	The solution containing 4.0 gm of a polyvinyl chloride polymer in 1 litre of dioxane was found to have an osmotic pressure $6.0\times {{10}^{-4}}\,atm.$at 300 K, the value of R used is 0.082 litre atm. ${{\deg }^{-1}}.$The molecular mass of the polymer was found to be
	$0.6\ g$ of a solute is dissolved in $0.1\ litre$ of a solvent which develops an osmotic pressure of $1.23\ atm$ at ${{27}^{o}}C$. The molecular mass of the substance is
	A solution of sucrose (molar mass = 342 g/mol) is prepared by dissolving 68.4 g of it per litre of the solution, what is its osmotic pressure ($R=0.082\ lit.\ atm.\ {{\deg }^{-1}}mo{{l}^{-1}}$)
	pH of a $0.1\,M$monobasic acid is found to be 2. Hence its osmotic pressure at a given temp. T K is
	$FeC{{l}_{3}}$on reaction with ${{K}_{4}}\left[ Fe{{(CN)}_{6}} \right]$in aq. solution gives blue colour. These are separated by a semipermeable membrane AB as shown. Due to osmosis there is
	Which of the following compounds corresponds Van’t Hoff factor ‘$i$’ to be equal to 2 for dilute solution
	When acetic acid dissolves in benzene, the observed molecular mass is
	The observed osmotic pressure of a solution of benzoic acid in benzene is less than its expected value because