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Anonymous users2024-01-24B [because this requires silver nitrate, and there is no silver nitrate at home].
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Anonymous users2024-01-23B.For the detection of chloride ions, silver nitrate solution is commonly used, which is generally not available in the family.
It's about making chemical reactions like kitchen utensils, and some chemical reactions between kitchen utensils.
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
It's very normal and high-change, the toilet has water and dampness, and the cockroach Qi pat is more liked, you can put the corner and gap of the kitchen to kill the cockroach bait, pay attention to the position where the water can't be flushed, the cockroach can be killed by taking medicine, and other places in the house are also put on medicine, so that they can all be killed.
Find the materials you want to experiment with (white vinegar, eggshells); >>>More
If you put vinegar in the egg shell, it will react violently with calcium carbonate and acid loudly, hehe!