Advertisements
Advertisements
Question
Explain why:
Lakes and rivers do not suddenly freeze in the winters.
Advertisements
Solution
Lakes and rivers do not freeze suddenly in winters because of the high specific latent heat of solidification, i.e. the amount of heat released when 1 g of water solidifies to form 1 g of ice at 0°C. It is about 336 J/g or 80 cal/g.
APPEARS IN
RELATED QUESTIONS
Why is sea water salty ?
Discuss the importance of water as a solvent for our body .
What do you mean by solubility of a solute in a solvent ?
Explain the term:
Solute
Explain the terms:
Solvent
State the term: (Do not give examples)
A solution where solvent is a liquid other than water.
In which of the following substances will there be
Increase in mass
What is the advantage of a detergent over soap?
Why does the hardness of water render it unfit for use in a washing purposes.
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?
