Valentine par ek aur dhamaka.
Samajh rhae ho na XD
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Explanation:
For example, the element phosphorus (P) has an atomic number of 15 and a mass number of 31. Therefore, an atom of phosphorus has 15 protons, 15 electrons, and 16 neutrons (31-15 = 16)
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HEHEHEHE,,XD
KI HUNDA DISCORD?
MAINU CHLAANA NI AANDA.
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