Advertisements
Advertisements
प्रश्न
In which of the following substances will there be
No change in mass when they are exposed to air?
Sodium chloride
Iron
Conc. sulphuric acid
Table salt
Sodium carbonate crystals
Advertisements
उत्तर
No change in mass: Sodium chloride
APPEARS IN
संबंधित प्रश्न
Discuss the importance of water as a solvent for our body .
Discuss the importance of water as a solvent for plants.
What do you mean by solubility of a solute in a solvent ?
Explain why:
Ice at zero degrees centigrade has greater cooling effect than water at 0oC.
Explain why:
The solute cannot be separated from a solution by filtration.
In which of the following substances will there be
Decrease in mass
What is the advantage of a detergent over soap?
State why ‘Water is considered a universal solvent’. Give the reason for the same.
Take two pots with similar plants. Water one of the plants with tap water and the other with seawater. Record your findings and note the difference observed.
Sheela, Saima and Ravi have to dissolve maximum amount of sugar in the same amount of milk so as to win in a game. Ravi took hot boiling milk while Saima took ice cold milk. Sheela managed to get milk at room temperature. Whom do you think would win the game and why?
