id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
american_scientific_journal-4602	K. Arap Tonui, Mathew; W. Mwangi, Isaac; Wanjau, Ruth	Recovery of Zn2+, Fe2+ and Mn2+ from Some Selected Edible Vegetables and Pumpkin using Modified Maize Cobs	2019	17	.pdf	application/pdf	6797	398	65	This can be explained by considering the number of binding sites available for metal ion sorption. Figure 1: Mass of zinc obtained from aqueous solutions of spinach (A), black nightshade (B) and pumpkin flesh (C) using modified maize cobs adsorbent form solutions extracted as WENP, WEP, WEFP and 2 % AAE while varying pH from 3.0 to 7.0.	cache/american_scientific_journal-4602.pdf	txt/american_scientific_journal-4602.txt