unsur 138Unsur 138, also known as Eka-Lawrencium, is a synthetic element with the atomic number 138. It was first predicted as part of the actinide series in the 1940s and was officiallySitus UNSUR138 Kami dengan bangga menyambut Anda di portal informasi kesehatan kami. Website ini hadir untuk memberikan layanan informasi terkini mengenai kesehatan, program