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
How does water kept in an earthen pot (matka) become cool during summer?
What type of clothes should we wear in summer?
Evaporation takes place from the
A liquid can change into vapour state at all temperatures.
If the back of your hand is moistened with alcohol, you will find that it rapidly becomes dry. Why is it that while it is drying, your hand feels cool ?
What is evaporation ? State the various factors which affect evaporation.
Why does evaporation cool a liquid ?
The evaporation of water increases under the following conditions :
Give a geographical reason:
Air becomes saturated.
When lemon juice is mixed with soda water, they produce brisk effervescence.
