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Anonymous users2024-01-24Question Answer: The soy sauce in the kitchen contains a variety of substances and belongs to the mixture; Water is composed of two elements, hydroxide and oxygen, which belongs to oxides, and its chemical formula is H2O; Table salt is a compound composed of sodium ions and chloride ions, which belongs to salt, and its chemical formula is NaCl, so the answer is: soy sauce; H2O；NaCl．
The chemistry in the kitchen is wonderful, and when you walk into the kitchen, the chemistry we are familiar with comes into view. 1. Inorganic matter 1. Rusty kitchen knives: A common phenomenon in the kitchen is that the newly bought kitchen knives are smooth and bright, and they will begin to rust after a few days, and they will no longer be bright after a long time. >>>More
The utensils in the kitchen elect a king once a year, and the kitchen comes alive at this time. >>>More
Vinegar can wash off the dirt in the kettle, preserved eggs are neutralized by eating acid and alkali with vinegar, water should be boiled to turn hard water into soft water, natural gas should be boiled, and salt should be put after stir-frying, because the solubility of salt does not change with the change of temperature.
According to my thinking, cooking is the same as experimenting, haha. The difference between them is that one is to see and the other is to eat. >>>More
There are many chemicals that can be counted in the kitchen, but they are easier to find, can react, and the reaction is relatively obvious, and baking soda and vinegar, baking soda is sodium bicarbonate, vinegar is acetic acid (acetic acid), and the two contact produces a large amount of foaming (carbon dioxide), which is heavier than air, and can be extinguished by trying to light matches, candles, etc.