Chemistry, 13.12.2021 15:50 andrewmena05
giải thích sự hình thành liên kết trong phân tử BF3 dựa trên thuyết lewis và thuyết VB kèm hình ảnh minh họa. nguyên tử B có tuân theo quy tắc bát tử không?vì sao?
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Chemistry, 22.06.2019 13:30
The atomic number, or number, is the described as the number of in the nucleus of an chemical element.
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Chemistry, 22.06.2019 21:50
What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car
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Chemistry, 22.06.2019 23:00
In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next
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Chemistry, 23.06.2019 04:00
If you are told to get 100 ml of stock solution to use to prepare smaller size sample for an experiment, which piece of glassware would you use?
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giải thích sự hình thành liên kết trong phân tử BF3 dựa trên thuyết lewis và thuyết VB kèm hình ảnh...
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