1. isotope | |
One of two or more atoms with the same atomic number but with different numbers of neutrons
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ہَم جا ، نَظير ، آئسوٹوپ ، ايک ہی عنصَر کی دو يا زِيادَہ اشکال ميں سے ايک۔ |
Prize Bonds Software in Pakistan The "Mega Prize Bonds" software allows searching of prize bonds in dif ... Read more