Advertisements
Advertisements
प्रश्न
Give one word for the following statement:
A mixture of common salt and ice .
उत्तर
A mixture of common salt and ice – freezing mixture.
APPEARS IN
संबंधित प्रश्न
Explain how the peculiar variation of density of water with temperature can cause water— pipes to burst in very cold places.
Give balanced chemical equations to show the reaction between Coke and steam.
Give a balanced equation for the following conversion:
Potassium oxide to a strong alkali.
Name a deliquescent substance’.
Select the correct word from the words in option to complete the sentence:
Dissolved air in water contains a ____ percentage of oxygen than ordinary air.
Give a reason for the following:
Efflorescence is minimum during humid conditions.
Give a reason for the following:
A crusty ‘boiler scale’ is formed in boilers, when hard water is used.
On which of the following day is World Water Day observed?
Complete the following chart by writing appropriate words in the boxes marked (a) to (e).
Write any two activities which require more than a bucket of water.
