Advertisements
Advertisements
प्रश्न
Why are volatile liquids such as alcohol and spirit stored in tightly closed bottles?
Advertisements
उत्तर
The rate of evaporation depends on the nature of the liquid, i.e., more volatile liquids like alcohol and spirits evaporate easily; hence, these are stored in tightly closed bottles to avoid their evaporation.
APPEARS IN
संबंधित प्रश्न
Wet clothes dry more quickly on a warm dry day than on a cold humid day. Explain.
Water in a dish evaporates faster than in a bottle. Give reason.
Explain with an example to demonstrates that when a liquid evaporates, it takes heat from its surroundings.
Explain why in hot summer days water remains cool in earthen pots.
Define the following terms Condensation
How does the water kept in an earthen pot (matka) become cold during summer ?
What type of clothes should we wear in summer ? Why ?
During summer days, water kept in an earthen pot (pitcher) becomes cool because of the phenomenon of :
Look at Fig. 1.3 and suggest in which of the vessels A,B, C or D the rate of evaporation will be the highest? Explain.

The process of evaporation is not a good technic to separate salt from seawater give a reason.
