Home
Class 12
CHEMISTRY
An queous solution of an acid is so wea...

An queous solution of an acid is so weak that it can be assumed to be prectically unionised, boiled at `100.4^(@)C` 25 ml of this solution was neurtrased by 38.5 ml of 1 N solution of NaOH. Calculate basicity of the acid if `k_(b)(H_(2)O)=0.52" k mol"^(-1)" kg"`. Assume molality is equal to malarity.

A

10.3

B

11.3

C

11

D

4.3

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

An aqueous solution of an acid is so weak that it can be assumed to be practically unionised, boiled at 100.4^(circ)C . 25 mL of this solution was neutralised by 38.5 mL of 1N solution of NaOH . Calculate basicity of the acid if K_(b) for water is 0.52 K mol^(-1) kg . Assume molality equal to molarity.

0.84 g of a acid (mol wt. 150) was dissolved in water and the volume was made up to 100 ml. 25 ml of this solution required 28 ml of (N/10) NaOH solution for neutralisation. The equivalent weight and basicity of the acid

0.1 molal aqueous solution of an electrolyte AB_(3) is 90% ionised. The boiling point of the solution at 1 atm is ( K_(b(H_(2)O)) = 0.52 kg " mol"^(-1) )

7.5 g of an acid are dissolved per litre of the solution. 20 mL of this acid solution required 25 mL of N//15 NaOH solution for complete neutralization. Calculate the equivalent mass of the acid.

A 0.1 molal solution of an acid is 4.5% ionized. Calculate freezing point. (molecular weight of the acid is 300 ). K_(f)="1.86 K mol"^(-1)"kg".

A 5 per cent aqueous solution by mass of a non-volatile solute boils at 100.15^(@)C . Calculate the molar mass of the solute. K_(b)=0.52 K kg "mol"^(-1) .

A 0.025 m solution of mono basic acid had a freezing point of 0.06^(@)C . Calculate K_(a) for the acid K_(f) for H_(2)O=1.86^(@) "molality"^(-1) .

2.0 molal aqueous solution of an electrolyte X_(2) Y_(3) is 75% ionised. The boiling point of the solution a 1 atm is ( K_(b(H_(2)O)) = 0.52K kg mol^(-1) )

If 100mL of 0.1M urea solution is mixed with 300mL of 0.2M glucose solution at 300K. Calculate osmotic pressure?

A 0.075 molal solution of monobasic acid has a freezing point of -0.18^(@)C . Calculate K_(a) for the acid , (k_(f)=1.86)