نتایج جستجو برای: 17 and 4 years
تعداد نتایج: 17100285 فیلتر نتایج به سال:
abstract the cr(iii) and zn(ii) complexes with 2-((9,10-dihydro-1-hydroxy-9,10-dioxaanthracen-4-yloxy)carbonyl)benzoic acid as ligand have been prepared by reacting cr(no3) and zn(no3)2 and ligand in cloroform. the cr and zn complexes with 2-((9,10-dihydro-1-hydroxy-9,10-dioxaanthracen-4-yloxy)carbonyl) were also prepared in chloroform and aceton solutions. the uv-visible and ft-ir spectra of...
for any educational program to be successful, many factors work hand in hand. based on pervious efl studies, teachers and learners are the keys to gain achievement. granted the fact that explicit and implicit practice plays a key role in education, knowledge of it can help teachers facilitate students’ vocabulary learning. this study investigated to determine the contribution of explicit and i...
In the light of Mozambique's progress towards the achievement of Millennium Development Goal 4 of reducing mortality of children aged less than five years (under-five mortality) by two-thirds within 2015, this study investigated the relationship between the province of mother's residence and under-five mortality in Mozambique, using data from the 2003 Mozambican Demographic and Health Survey. T...
The MP who did most to put the Abortion Act on to the statute book assesses the way it has been used and abused and whether it needs to be amended.
Occupational accidents and injuries present a serious social, medical and economical problem in Serbian industries in transition. The purpose of this study is to estimate the number and average annual rate of occupational accidents and traumatic injuries in Serbian industries in transition, between 1992 and 2003, and to estimate the effects of a preventive safety program in the rubber manufactu...
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