Advertisements
Advertisements
प्रश्न
9.72 g of potassium chloride dissolves in 30 g of water at 70°C. Calculate the solubility of potassium chloride at that temperature.
Advertisements
उत्तर
According to question-
9.72 g of KCl dissolves in 30 g of water.
So, amount of KCl which gets dissolved in 100 g of water = 9.72 x 100/30 = 32.4 g
Thus, the solubility of KCl = 32.4 g
APPEARS IN
संबंधित प्रश्न
What are the two conditions for the interconversion of states of matter ?
What is the scientific name of particles which make up mater?
State two characteristics of matter demonstrated by Brownian motion.
What is the name of the clear liquid formed when a solid dissolves in a liquid ?
What is the concentration of a solution which contains 16 g of urea in 120 g of solution ?
What happens when the temperature of a saturated sugar solution is increased ?
State whether the following statement is true or false :
Bread is an example of solid foam.
State whether the following statement is true or false :
Sponge is an example of solid sol.
Choose one term from the following which includes the other three :
aerosol, emulsion, colloid, sol
Which of the following is a sol ?
Shaving cream, Milk, Fog, Soap solution, Hairspray
How will you differentiate between a suspension and a colloid ?
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
What is a colloid ? Give two examples of colloids (or colloidal solutions)
One of the following does not show Tyndall effect. This one is :
Name the process you would use to separate a mixture of water and alcohol.
Fill in the following blanks with suitable words :
The gases of air can be separated by fractional distillation of liquid air because they have different..............
Which method is better for recovering sugar from sugar solution : evaporation or crystallisation ? Give reason
for your answer.
Explain the meaning of the term ‘matter’.
You want to wear your favourite shirt to a party, but the problem is that it is still wet after a wash. What steps would you take to dry it faster?
