Question

first part::: Name the following:-

1:: change in physical properties of a substance 2:: a change which occurs quickly

2nd part :::classify the following changes into eggs thermic or endothermic and physical or chemical changes:-

1:: adding water into quicklime
2:: melting of ice
3:: adding water into ammonium chloride
4:: freezing of water
5:: evaporation of water

hello guys please tell me the answer fast
it is chemistry question
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Answer 1

Answer:

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