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The Challenges of Creating Unsur

MEREK : unsur 138

The Challenges of Creating Unsur

unsur 138Unsur138 merupakan salah satu tempat penikmat game on mencari cuan dengan cara bermain game on hanya di unsur 138.The following table shows the atomic nuclei that are isotonic (same neutron number N = 81) and isobaric (same nucleon number A = 138) with Lanthanum-138. Naturally occurring isotopes

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