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Articles, 1 registres trobats
Articles 1 registres trobats  
1.
4 p, 191.1 KB Cambios químicos y conservación de la masa... ¿Está todo claro? / Landau, L. (Universidad de Buenos Aires) ; Lastres, L. (Universidad de Buenos Aires)
In this paper the authors present results obtained along three years in evaluations made to the students entering the first Chemistry course in the Buenos Aires University, referred to the law of conservation of matter and the concept of chemical change. [...]
1996
Enseñanza de las Ciencias, V. 14 n. 2 (1996) p. 171-174  

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