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प्रश्न
Fill in the blank
Heat is ________ by a gas during the process of condensation.
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उत्तर
Heat is released by a gas during the process of condensation.
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संबंधित प्रश्न
Classify the following as chemical or physical change:
Rusting of almirah
Classify the following as chemical or physical change:
Passing of electric current through water, and water breaking down into hydrogen and oxygen gases.
Write true or false for the statement
A natural change can also be a desirable change
Fill in the blank.
Growing of a seedling into a plant is _______ change.
Classify the following as physical or chemical changes :
- Cooking of food
- Boiling of water
- Cutting of trees
- D0issolving salt in water
- Digestion of food
- Melting of ice
Classify the following as a physical or a chemical change.
Butter getting rancid
Classify the Following as a Physical Or a Chemical Change.
Curdling of Milk
What will you take into account while identifying the following?
A chemical change in a substance.
Fill in the blank with the correct word of the statement given below:
Sublimation involves a __________ change.
Give the reason why the following is considered as chemical changes.
A bright light is seen evolved when a strip of magnesium is heated.
