मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Define mole fraction.

Advertisements
Advertisements

प्रश्न

Define mole fraction.

Define the following term:

Mole fraction

व्याख्या
Advertisements

उत्तर

The mole fraction of a particular component in a solution is the ratio of the number of moles of that component to the total number of moles of all the components present in the solution.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Solutions - Exercises [पृष्ठ २७]

APPEARS IN

एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
पाठ 1 Solutions
Exercises | Q 1.3 (i) | पृष्ठ २७
नूतन Chemistry [English] Class 12 ISC
पाठ 1 Solutions
SHORT ANSWER TYPE QUESTIONS | Q 5. (iv) | पृष्ठ ११०
नूतन Chemistry [English] Class 12 ISC
पाठ 1 Solutions
'NCERT TEXT-BOOK' Exercises | Q 2.3. (i) | पृष्ठ १२३

संबंधित प्रश्‍न

Calculate the mass percentage of benzene (C6H6) and carbon tetrachloride (CCl4) if 22 g of benzene is dissolved in 122 g of carbon tetrachloride.


22.22 gram of urea was dissolved in 300 grams of water. Calculate the number of moles of urea and molality of the urea solution.

(Given: Molar mass of urea = 60 gram mol−1)


Molality of a solution relates the ____________.


Molarity of the solution is ____________.


Which of the following is a quantitative description of the solution?


When a solute is present in trace quantities the following expression is used:


On adding a solute to a solvent having vapour pressure 0.80 atm, vapour pressure reduces to 0.60 atm. Mole fraction of solute is:


Mole fraction of the solute in a 1.00 molal aqueous solution is ____________.


The volume of 4 N HCl and 10 N HCl required to make 1 litre of 6 N HCl are ____________.


Which of the following concentration terms is/are independent of temperature?


The number of moles of NaCl in 3 litres of 3 M solution is ____________.


Given below are two statements labelled as Assertion (A) and Reason (R).

Assertion (A): Molarity of a solution changes with temperature.

Reason (R): Molarity is a colligative property.

Select the most appropriate answer from the options given below:


Define the following modes of expressing the concentration of a solution. Which of these modes are independent of temperature and why?

w/w (mass percentage)


Carbon percentage (by weight) in crude petroleum may be about


What is molarity of resulting solution obtained by mixing 8.5 L of 0.5 m urea solution and 500 ml of 2 m urea solution?


What is the normality of 0.3 m H3Pcl solution?


A 6.50 molal solution of KOH (aq.) has a density of 1.89 g cm−3. The molarity of the solution is ______ mol dm−3. (Round off to the Nearest Integer)

[Atomic masses: K: 39.0 u; O: 16.0 u; H: 1.0 u]


A sample of Ferrous sulphide reacts with dil. H2SO4 to from H2S which contains 9% hydrogen by volume. The percentage of fee in the sample, is ______.


The mole fraction of a solute in a 100 molal aqueous solution is ______ × 10-2. (Round off to the Nearest Integer).

[Given :Atomic masses : H : 1.0 u, O : 16.0 u]


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×