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Diseño de un módulo didáctico acerca del concepto de electronegatividad e identificación de las concepciones que sobre el mismo poseen un grupo de estudiantes pertenecientes a un curso de teorías químicas IV.
(Universidad Pedagógica NacionalLicenciatura en QuímicaFacultad de Ciencia y Tecnología, 2005)
Diseño de un módulo didáctico acerca del concepto de electronegatividad y su implementación en la determinación de las concepciones que sobre el concepto poseen un grupo de estudiantes inscritos a un curso de teorías ...
A New Teaching Laboratory Experiment to Address the Effect of pH on Solubility
(The Chemical Educator, 2017-01)
This paper presents a teaching experience involving an experiment based on the potentiostatic and electrochemical titration of a silver acetate solution with sodium hydroxide, a chemical system where at least three chemical ...
Influence of physical and chemical agents on trimethylamine and total volatile bases of Oreochromis niloticus
(Univ Federal Ceara, Centro Ciencias Agrarias, 2018-07-01)
The present work aims to evaluate the influence of physical and chemical agents on trimethylamine and total volatile bases of Oreochromis niloticus. Samples of Oreochromis niloticus from commercial establishments were ...
Influence of physical and chemical agents on trimethylamine and total volatile bases of Oreochromis niloticus
(Univ Federal Ceara, Centro Ciencias Agrarias, 2018-10-01)
The present work aims to evaluate the influence of physical and chemical agents on trimethylamine and total volatile bases of Oreochromis niloticus. Samples of Oreochromis niloticus from commercial establishments were ...
ENVIRONMENTAL EDUCATION AND WATER: CONCEPTS AND EDUCATIONAL PRACTICES IN MUNICIPAL SCHOOLS
(Univ Estadual Paulista Julio Mesquita Filho, Fac Ciencias & Tecnologia, 2015-01-01)
The survey Environmental Education and water: concepts and educational practices in municipal schools aimed to identify and evaluate how the water issue is addressed in Elementary School, specifically in the fourth grades., ...