EASY
Earn 100

State the formula of volume by volume percentage of solution.

Important Questions on Matter: Elements, Compounds and Mixtures

MEDIUM
Which of the following statement is true about the solubility of a substance?
MEDIUM
Milk is the example of the following type of colloid
MEDIUM
Which one of the following will show Tyndall Effect.
MEDIUM
Gas used for precipitation of pure common salt (NaCl) from saturated solution of common salt is 
MEDIUM
A solution is prepared by dissolving 60 g of sugar in 480 g of water. Concentration in terms of mass by a mass percentage of the solution is:
EASY
Calculate the concentration of H2SO4 when 10mL of 0.2M of H2SO4 is added to 90mL of H2O.
MEDIUM
If 110 g of salt is present 550 g of the solution then the concentration of the solution will be:
MEDIUM
What is the mass of oxygen required to react completely with 15 g of H2 gas to form water:
MEDIUM
Take 30g of common salt and dissolve it 70g of water, Find the concentration of the solution in terms of weight percent.
MEDIUM
Define solubility of a substance? How does the solubility of a substance vary with temperature?
MEDIUM
If the amount of solute contained in a solution is less than the saturation level, it is called a _________ solution.
MEDIUM
A solution of potassium chloride in water is 35% (m/v). The density of the solution is 1.2 g mL-1. Calculate the concentration of the solution in % (m/m).
MEDIUM
4 g of a solute is dissolved in 36 g of water. What is the mass percentage of the solution? 
HARD
The percentage of water of crystallisation in washing soda is 60.9 %.