| CHALK (on mixing) | with water | with HCl | describe crystal structure |
|---|---|---|---|
| observation | |||
| after evaporation | with water | with HCl | describe crystal structure |
| observation | |||
| BAKING SODA (on mixing) | with water | with HCl | describe crystal structure |
| observation | |||
| after evaporation | with water | with HCl | describe crystal structure |
| observation | |||
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