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Anonymous users2024-01-24Dizzy! It seems that the landlord rarely goes to the kitchen! The particles of table salt are larger than sodium carbonate, and sodium carbonate has an astringent feeling when twisted by hand. If you don't worry, you can lick it lightly with the tip of your tongue, and I don't need to describe it to the landlord what it should be.
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Anonymous users2024-01-23A small amount of samples was taken and vinegar was added separately.
Sodium carbonate is produced by bubbles, and table salt is produced without bubbles.
Vinegar, if there is no phenomenon of table salt, it is soda ash with bubbles.
Sucrose is red, salt is white, a little transparent, sucrose particles are more delicate, salt particles are square, the taste is different, the smell is different, salt has no smell, brown sugar has a sweet and greasy smell.
The kitchen is for cooking, will make cabinets, worktops, etc. A restaurant is a place to eat, a dining table.
White vinegar with sodium carbonate has bubbles, and salt has no bubbles. >>>More
1. Chemical method: take a small amount of white solid and dissolve it in water to make a solution. After adding silver nitrate dropwise to the two solutions to produce a white precipitate, dilute nitric acid was added to the white precipitate respectively. The white precipitate disappears as sodium carbonate, and the white precipitate does not disappear as table salt. >>>More