Laboratorio de química orgánica

Excerpt from Historical Geography of Bible Lands: A Manual for Teachers The subject-matter of the course is weighty enough for adult students, while the method is sufficiently simple and vivid for pupils of fourteen years of age. The thirteen chapters provide a three-months' course of thirteen lessons. The course thus meets the requirements of a summer session of a Sunday school. If a more thorough study of the material provided. By the manual is desired, a course of several months' duration may be arranged by subdividing the chapters and devoting two or more lessons to each of them. This...

"In Spanish text, infographics, fun facts, and up-close photos help readers explore the creepy, crawly lives of tarantulas and their important role in the world"--

Desde hace unas décadas, los estudios de género han ido ganando terreno en las universidades, la política y los medios de comunicación. Una teoría sin base científica que no reconoce la diferencia sexuada y afirma que lo masculino y lo femenino no son más que una construcción sociocultural, sin ningún elemento innato, para afianzar la dominación masculina sobre las mujeres y las minorías sexuales. Este libro se propone buscar en las neurociencias los fundamentos que determinan la existencia y la diferencia entre una personalidad propiamente femenina y una propiamente masculina....

Eighty-eight lavishly illustrated pages of stepby-step coloured drawings and photographs teaches you how to grow orchids confidently, successfully and professionally. Written for the amateur and the professional without access to sophisticated laboratory equipment and chemicals, this contains all you need to know to become an expert.