Question

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Answer 1

Answer:

1:Water of crystallisation:Water molecules forming an essential part of the crystal part of some compounds.

2:When sodium carbonate Crystal's are exposed to the air they lose their water of crystalizatio this process is called efflorescence

3:

4:Baking soda

5:Vinegar,citric acid

6:

7:chyme

8:

9:phenophthaline

10:pink

11:aqua regia

12:CO2

13:

14:metals

15:salt and water

16: