Results 21 to 30 of about 2,501,315 (276)

Laboratory Environment and Senior Secondary Two Chemistry Students’ Performance in Quantitative Analysis [PDF]

open access: bronzeIOSR Journal of Research & Method in Education (IOSRJRME), 2014
This study investigated laboratory environment and senior secondary two chemistry students’ performance in quantitative analysis. Specifically, it examined how group and individual session participation; efficient laboratory assistant and non-efficient laboratory assistant; laboratory apparatus and non-quantitative apparatus; and teacher’s attitude ...
Nsikak-Abasi Udofia   +1 more
openalex   +2 more sources

Quantitative Analysis Towards Higher Order Thinking Skills of Chemistry Multiple Choice Questions for University Admission

open access: goldJIPI (Jurnal IPA dan Pembelajaran IPA), 2021
The research about quantitative analysis towards higher order thinking skill of chemistry multiple questions for university admission is carried out in the acceleration class of SMAN Modal Bangsa.
Muhammad Reza*   +2 more
doaj   +3 more sources

RELATIONSHIP BETWEEN SELF-EFFICACY IN CHEMISTRY AND CHEMISTRY ACHIEVEMENT AMONG SECONDARY SCHOOL STUDENTS IN KERALA: A QUANTITATIVE ANALYSIS [PDF]

open access: green, 2023
This study aimed to investigate the extent of self-efficacy and achievement in Chemistry among secondary school students and explore whether significant differences exist based on gender, locale, and type of school management. A survey methodology was employed, and a representative sample of 324 students from Kannur district, Kerala, was selected using
Sukanya Rani P Prof. T. Mohammed Saleem
openalex   +2 more sources

Development of Quantitative Standards for Atom Probe Reconstruction Parameters for Analysis of Interfacial Chemistry [PDF]

open access: bronzeMicroscopy and Microanalysis, 2015
Scott Broderick   +5 more
openalex   +2 more sources

Conductive Hydrogel-Based Electrochemical Sensor: A Soft Platform for Capturing Analyte

open access: yesChemosensors, 2021
Electrode modifications for electrochemical sensors attract a lot of attention every year. Among them, hydrogels are a relatively special class of electrode modifier.
Li Fu, Aimin Yu, Guosong Lai
doaj   +1 more source

Structure of SARS-CoV-2 M protein in lipid nanodiscs

open access: yeseLife, 2022
SARS-CoV-2 encodes four structural proteins incorporated into virions, spike (S), envelope (E), nucleocapsid (N), and membrane (M). M plays an essential role in viral assembly by organizing other structural proteins through physical interactions and ...
Kimberly A Dolan   +5 more
doaj   +1 more source

Quantitative analysis of doxorubicin hydrochloride and arterolane maleate by mid IR spectroscopy using transmission and reflectance modes

open access: yesBMC Chemistry, 2021
Background Environment-friendly fast and accurate mid-infrared spectroscopic methods have been developed for the quantitative analysis of doxorubicin hydrochloride (DOX) and arterolane maleate (ALM) in bulk and marketed formulations.
R. Bansal, Ranjit Singh, Khushpal Kaur
semanticscholar   +1 more source

Raman Spectroscopy Coupled with Chemometric Analysis for Speciation and Quantitative Analysis of Aqueous Phosphoric Acid Systems.

open access: yesAnalytical Chemistry, 2021
Complex chemical systems that exhibit varied and matrix-dependent speciation are notoriously difficult to monitor and characterize online and in real-time.
Andrew J. Clifford   +4 more
semanticscholar   +1 more source

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