Pengaruh Suhu Terhadap Daya Jerap Dan Efektivitas Adsorpsi Ion Timbal (Pb2+) …

ABSTRACT Heavy metal pollution such as lead (Pb²⁺) in industrial waste is a serious environmental problem because it is hazardous and toxic which can disrupt human health and ecosystems. This study aims to determine the effect of temperature and adsorption time on the adsorption capacity and effectiveness of lead ion adsorption using activated charcoal adsorbent from corn cobs that have bee…