The influence of the concentration of ions in a nutrient medium both on the surface charge and potential of a yeast cell and diffusion of nutrients through its membrane and on the productivity of baking yeast was studied theoretically. It was shown that the ionized molecules of a...
Open access
Research Article10.9734/ajacr/2023/v13i3246
Analysis of proximate and antinutrient composition of Hura crepitans (Sandbox tree) seeds obtained from campus of Akwa Ibom State Polytechnic Ikot Osurua, Ikot Ekpene were carried out using standard analytical procedures. The result of the proximate composition analysis showed th...
Open access
Research Article10.9734/ajacr/2023/v13i3245
The research reports the characterization and antimicrobial profiling of an ethanol-toluene extract of the Pentaclethra macrophylla Benth pod. The sample was powdered and extracted with a solvent system of ethanol-toluene (2:1). The extract was characterized with Fourier transfor...
Open access
Research Article10.9734/ajacr/2023/v13i3244
Green route synthesis of nanoparticles has been known to be beneficial as one of the non-toxic methods of synthesizing potential drugs. The aqueous extracts of Vigna subterranean (Bambara nut) leaves discarded after harvest were used in the synthesis of silver and zinc nanopartic...
Open access
Research Article10.9734/ajacr/2023/v13i3243
Electron transfer reaction of theobromine (hereafter referred to as TB) and permanganate ion has been studied using spectrophotometric technique under pseudo first-order conditions at T = 24, [H+] = 3.2 × 10–1 mol dm–3and I = 1.0 mol dm–3 (Na2SO4). Stoichiometric study depicted t...
Open access
Research Article10.9734/ajacr/2023/v13i2242
The study reports on the effect of acetylation on the physicochemical parameters of Caladium bicolor starch. The starch was extracted and acetylated using various acetic acid volumes and reaction periods (30, 60, and 90 minutes). Both unmodified and acetylated starches were chara...
Open access
Research Article10.9734/ajacr/2023/v13i2241
This study investigates the photodegradation of a mixture of 4 azo dyes (direct orange 39, chlorantine fast red 5B, viscose black B and direct sky blue K) present in textile effluents and the influence of catalyst dose, irradiation time, UV power intensity on the overall photodeg...
Open access
Research Article10.9734/ajacr/2023/v13i2240
In this study lead oxide nanoparticles were synthesized by using ecofriendly and non-toxic Morus rubra extract. The obtained lead oxide nanoparticles were characterized by XRD, SEM, EDX, BET and FTIR techniques. Powder X-ray diffraction analysis revealed that synthesized PbO nano...
Open access
Research Article10.9734/ajacr/2023/v13i2239
This research examined the total extractable hydrocarbon content comprising of polycyclic aromatic hydrocarbons (PAHs), total petroleum hydrocarbons (TPHs), total hydrogen carbon (THC) and total organic nitrogen (TON) of an oil-spill-impacted site in Ogoni land, Okenta Alode, Ele...
Open access
Research Article10.9734/ajacr/2023/v13i2238
Some legumes are commonly used as commercial food crops in West Africa while others are lesser known, neglected or underutilized. This research work is aimed at the evaluation of the chemical compositions and possible utilization of the legume Lablab purpureus and Phaseolus lunat...
Open access
Research Article10.9734/ajacr/2023/v13i1237