Home
Class 12
CHEMISTRY
(a) A solution containing 0.5g of naphit...

(a) A solution containing `0.5g` of naphithalene in `50g C Cl_(4)` yield a boiling point elevation of `0.4K`, while a solution of `0.6g` of an unknown solute in the same mass of the solvent gives a boiling point elevation of `0.65K`. Find the molar mass of the unknown solute.
(b) The boiling point of a solution of `0.1g` of a substance in `16g` of ether was found to be `0.100^(@)C` higher that of pure ether. What is the molecular mass of the substance. `K_(b)` (ether) `=2.16K kg "mol"^(-1)`

Promotional Banner

Similar Questions

Explore conceptually related problems

A solution containing 0.5 g of naphthalene in 50 g C Cl_4 yield a boiling point elevation of 0.4 k, while a solution of 0.6 g of an unknown solute in the same mass of the solvent gives a boiling point elevation of 0.65 k. Find the molar mass of the unknown solute.

The boiling point of a solution of 0.11g of a substance is 15g of ether was found to be 0.1^(@)C higher than that of pure ether. The molecular weight of the substance will be (K_(b) = 2.16)

The boiling point of a solution of 0.11 of a substance in 15g of ether was found to be 0.1^(@)C higher than that of pure ether. The molecular weight of the substance will be (K_(b)=2.16) :

A solution containing 0.2563g of naphthalene (molecular mass = 128) in 50g of carbon tetrachloride yields a boiling point elevation of 0.201^(@)C while a solution of 0.6216g of an unknown solute in the same mass of the solvent gives a boiling point elevation of 0.647^(@)C . Find the molecular mass of the unknown solute.

A solution containing 0.2563 g of naphthalene (molecular mass = 128) in 50 g of carbon tetrachloride yields a boling point elevation of 0.201^(@)C while a solution of 0.6216 g of an unknown solute in the same mass of the solvent gives a boiiling point elevation of 0.647^(@)C . Find the molecular mass of unknown solute.

A solution containing 0.2563 g of naphthalene (molecular mass = 128) in 50 g of carbon tetrachloride yields a boling point elevation of 0.201^(@)C while a solution of 0.6216 g of an unknown solute in the same mass of the solvent gives a boiiling point elevation of 0.647^(@)C . Find the molecular mass of unknown solute.

The boiling point of a solution of 0.0150g of a substance in 15.84g of ether was found to be 100^(@)C higher than that of pure ether.What is the molecular weight of the substance [Molecular elevation constant of ether per 100