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प्रश्न
What do you observe when ammonium chloride is dissolved in water.
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उत्तर
Dissolution of ammonium chloride in water is an endothemic reaction in which heat energy is absorbed.
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संबंधित प्रश्न
How will you obtain Ammonia from nitrogen.
Also give balanced equations for the reactions
What do you observe? When
Lead nitrate is heated.
Complete the statement by filling in the blank with the correct word:
The element molybdenum used in the reaction of nitrogen with hydrogen at elevated temperatures is an example of a ________.
Differentiate between the following:
A catalyst and a promoter.
Give an example with a balanced equation, of the following reaction:
endothermic reaction
Give an example with a balanced equation, of the following reaction:
photochemical reaction
Give an example with a balanced equation, of the following reaction:
electrochemical reaction
Give examples of the endothermic process.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
