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Itens para a visualização no momento 11-20 of 142
Determinação de resíduos de compostos orgânicos em água por microextração líquido-líquido dispersiva (DLLME) E GC-(TQ)MS/MS
(Universidade Federal de Santa Maria, 2010-11-29)
The use of chemicals, which generates a lot off benefits, is responsible for the contamination of soil, water and foods. The concern about contamination of surface
and ground water systems by pesticides has grown in ...
Síntese e avaliação de arranjos supramoleculares de triazenos monocatenados e complexos com os cátions Co3+, Cu2+, Ag+ e Au+
(Universidade Federal de Santa Maria, 2010-08-31)
Triazenes ligands substituted by terminal aryl groups in the diazoamine chain [ N=N N(H) ] containing NO2 group substituted in different position and ortho C(O)NH2 on aryl ring was evaluated on the occurrence of intermolecular ...
Validação e aplicação de método empregando QuEChERS modificado e GC-ECD para determinação de resíduos de pesticidas em grão e casca de arroz
(Universidade Federal de Santa Maria, 2010-08-12)
The current agriculture is characterized by the use of new technologies and equipment, the increased number of agronomic research and the use of a variety of inputs such as pesticides and fertilizers. All this is directly ...
Um olhar sobre o ensino de matemática no ensino médio sob a influência das provas do PEIES
(Universidade Federal de Santa Maria, 2010-08-31)
This work presents a bibliographic study on the relationship of Mathematics Education /
School / PEIES - Program of Access to Higher Education, Federal University of Santa Maria
– UFSM. Through this study, we sought to ...
Síntese de 1,7-fenantrolinas e 7-aminoquinolinas trifluormetil substituídas
(Universidade Federal de Santa Maria, 2010-02-26)
This work, at first, describes the synthesis and characterization of new series of (Z,Z)-N,N -bis(oxotrifluoroalkenyl)-1,3-phenylenediamines by the addition/elimination reaction of β-alkoxyvinyl trifluoromethyl ketones ...
Sustentabilidade ambiental da barragem do Departamento Nacional de Obras e Saneamento em Santa Maria - RS em função dos impactos ambientais ocorrentes em sua bacia hidrográfica de captação
(Universidade Federal de Santa Maria, 2010-04-13)
The concern with environmental conservation and sustainable use of resources is recent and thus, the actions still not implemented. The lack of care for the
environment has caused the effect of pollution and reducing the ...
Laboratório de ensino de matemática como estratégia de aprendizagem para as quatro operações aritméticas básicas
(Universidade Federal de Santa Maria, 2010-02-26)
Face the change arising when a student passes from the second to the third
cycle of Middle School, one may ask: the concepts studied initially in the Elementary
School may be considered as understood and fully grasped ...
Geometria dinâmica: uma proposta de atividades no estudo de triângulos através do GeoGebra
(Universidade Federal de Santa Maria, 2010-09-08)
Elaboração de ferramenta em software para mensuração dos impactos de lançamento aéreo de bomba no Estande de Saicã - RS
(Universidade Federal de Santa Maria, 2010-10-14)
With a view to facilitate the measurement for the validation of bombing exercises in the stand of Saicã – RS, performed by aircraft of attack based in Airbase in Santa Maria, used Geomatics as the scientific basis for the ...
Educação financeira no ensino fundamental: uma análise das condições existentes para sua implementação
(Universidade Federal de Santa Maria, 2010-08-23)
This paper presents a study of the conditions to the development of the Financial
Education in the Elementary Education. Primordially, it was searched, through historical
research, the examination of how this area of ...