ISSN 0187-893X       ISSNE 1870-8404
Miercoles, 12 de del 2018

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Guide authors of the current issue Volumen XXVIII, Número 3, June de 2017 Volumen XXVIII, Número 2, April de 2017 Volumen XXVIII, Número 1, January de 2017 Volumen XXVII, Número 4, October de 2016
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Papers of the current issue

Acid-base theory in the twentieth century and a reflexive review the scientific work

Felipe de Moura Souza, Eliana Maria Aricó

The paper presents a new reading on the construction of acid-base theory in the twentieth century, more specifically the participation of S.A. Arrhenius, J.N. Bronsted, T.M. Lowry and G.N. Lewis.

Remembering qualitative analysis. The 175th Anniversary of Fresenius Textbook: Part I

William B. Jensen

Part I of this two-part article on the history of the teaching of qualitative analysis to undergraduate chemistry majors covers the origins of the course

The paradigms of Chemical Engineering: The new frontiers

Reynerio Álvarez-Borroto, Ullrich Stahl, Elvia V. Cabrera Maldonado , Marco V. Rosero-Espín

James Wei, a professor at the Department of Chemical Engineering-MIT, used the paradigm concept in 1988, introduced by T. Kuhn, to characterize the steps of evolution of the Chemical Engineering.

The fourth chemical revolution (1945-1966). From substances to chemical species

José Antonio Chamizo

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Remembering qualitative analysis. The 175th anniversary of Fresenius textbook: Part II

William B. Jensen

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The alkyl group is a -I+R substituent

Luis Salvatella

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From the laboratory to the court: Teaching science to forensic science students

Ana María Sosa Reyes

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