In this article the relationship between the entropies of crystalline calcium compounds and copper, zinc and cobalt compounds were analyzed. Thermal capacity dependence of temperature for acidic phosphates of copper, zinc and cobalt, determining value of enthalpy and entropy of...
Open access
Research Article10.9734/CSJI/2019/v28i130129
The remediation of surface water contaminated with domestic purpose kerosene (DPK) using Fenton’s oxidation was investigated at ambient temperature for effectiveness at optimum conditions established. Results obtained from optimization studies for the Fenton’s oxidation employed...
Open access
Research Article10.9734/CSJI/2019/v28i130128
Songolo River receives daily domestic and industrial wastewaters from households, laboratories, small and medium size industries (SMEs) and the Loandjili hospital, which are discharged directly into it without prior treatment. The objective of this study is to evaluate the physic...
Open access
Research Article10.9734/CSJI/2019/v28i130126
Corrosion behavior of welded joints of steel pipe category X70 produced by high-frequency welding, in different conditions, in which it is possible to initiate stress-corrosion cracking, hydrogen or sulfide cracking, was investigated. According to the results of electrochemical r...
Open access
Research Article10.9734/CSJI/2019/v27i430124
This study assesses the levels of heavy metals and hydrocarbons in Tympanotomus fuscatus and the sediments of Qua Iboe River, Akwa Ibom State; the interest in the study area was due to the several industrial and oil exploration activities in the area. The heavy metals (HM) of in...
Open access
Research Article10.9734/CSJI/2019/v27i430121
This research focused on the corrosion behavior of gray cast iron and aluminum in alkaline medium (0.5 M NaOH) with and without inhibitor (water hyacinth Eichhornia crassipes extract) of varying concentrations of 5%, 10%, 15%, 20% and 25%. The corrosion rates of the metal samples...
Open access
Research Article10.9734/CSJI/2019/v27i430120
Mohit B. Patel, Evan C. Garrad, Steven Korb, Saeedeh Negin, Michael R. Gokel, Sergey Sedinkin, Shanheng Yin & George W. Gokel·Chemical Science International Journal·2019
Aims: The aim of the study was to determine whether and to what extent any of a family of amphiphilic heptapeptide synthetic anion transporters (SATs) affected the growth or root morphology of Arabidopsis thaliana. Study Design: A. thaliana plants were grown from seedlings in PN...
Open access
Research Article10.9734/CSJI/2019/v27i430119
Phenacyl triphenylphosphonium and p-nitrobenzyl triphenylphosphonium polymer bound salts with SbF6- counter ions, have been synthesized and examined as polymeric photoinitiators for the cationic photopolymerization of epoxide monomers such as cyclohexene oxide and vinyl monomers...
Open access
Research Article10.9734/CSJI/2019/v27i430118
The concentrations of five essential metals in six selected (NAN, Cowbell, MY BOY, CERELAC, FRISO GOLD and NUTREND) infant formulae sold in Makurdi metropolis, were determined using Atomic Absorption Spectrophotometer. Data collected were subjected to Analysis of Variance using S...
Open access
Research Article10.9734/CSJI/2019/v27i330116
Environmental pollution by heavy metals is presently a serious threat to public health. Despite the toxic contaminants contained in municipal waste, most of the dumpsites remain unregulated and uncontrolled. The objective of this study was to determine the levels of Pb, Cr and Cd...
Open access
Research Article10.9734/CSJI/2019/v27i330117