48. Solving a chemistry problem
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4. The electron shell of an atom contains 26 electrons. How many protons are in the nucleus of an atom? Indicate the serial number of the element and write its electronic formula.
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- Content type File
- Content description 6,17 kB
- Added to the site 03.02.2023
Additional description
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
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