Advertisements
Advertisements
प्रश्न
Give reason On opening a bottle of a cold drink, a fizz sound is heard.
उत्तर
The cold drink bottles contain carbon dioxide and are bottled under high pressure i.e. they contain a large amount of gas dissolved in them and on opening a bottle we hear a fizz sound, this is because of the solubility of CO2 gas in it and pressure in it.
APPEARS IN
संबंधित प्रश्न
Give one word for the following statement:
The gaseous form of water found in air .
State whether the given statement are true or false. If true, write the reason.
Ganga−Brahmaputra plain of India is an overpopulated region.
What causes the violence associated with torrential rain?
State the importance of the solubility of CO2 and O2 in water.
Explain why:
If distilled water is kept in a sealed bottle for a long time, it leaves etchings on the surface of the glass.
State what is potable water. Give its qualities or characteristics which make it fit for human consumption.
Name or state the following:
A deliquescent salt of a trivalent metal.
37% of our brain‛s mass consists of water.
Sea water can be used for irrigation as such.
Write any two activities which require more than a bucket of water.
