mikailah0988
29.04.2021 •
Chemistry
Busca en la tabla periódica los siguientes elementos, indica el grupo y período. Representa mediante un
dibujo su estructura atómica y explica con tus palabras que significa el valor de su número atómico y de su
masa atómica. Calcula el número de neutrones (masa atómica – número atómico).
1. Oxígeno (O)
2. Hidrógeno (H)
3. Carbono (C )
4. Nitrógeno (N)
5. Fósforo (P)
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Ответ:
HELp Me aND i HeLp U
Explanation: