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Kassia
Questions and answers by visitors named
Kassia
Questions (2)
If the total number of electrons in the ion [M (H2O) 4] +2 is equal to 50
Whish is the atomic number of M?
1 answer
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During an X-ray examination, a person is exposed to radiation at a rate of 3.17×10-5 grays per second. The exposure time is
1 answer
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