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 (a) molality (b) molarity and (c) mole fraction of KI if the density of 20% (mass/mass) aqueous KI is 1.202 g mL−1.


A solution of glucose in water is labelled as 10% w/w, what would be the molality and mole fraction of each component in the solution? If the density of solution is 1.2 g mL−1, then what shall be the molarity of the solution?


A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution.


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 ____________.


The mole fraction of the solute in one molal aqueous solution is ____________.


5 ml of N HCl, 20 ml of N/2 H2SO4 and 30 ml of N/3 HNO3 are mixed together and volume made to one litre. The normality of the resulting 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?


Which of the following units is useful in relating concentration of solution with its vapour pressure?


Which of the following concentration unit is independent of temperature?


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?

x (mole fraction)


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


3.36 M sulphuric acid solution is 29% H2SO4 calculate the density of the solution.


250 mL of 0.5 M NaOH was added to 500 mL of 1 M HCl. The number of unreacted HCl molecules in the solution after complete reaction is ______ × 1021. (Nearest integer) (NA = 6.022 × 1023).


A given solution of H2O2 is 30 volumes. Its concentration in terms of molarity is ______.


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 ______.


Calculate the molarity of the following solution:

30 mL of 0.5 M H2SO4 diluted to 500 mL.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×