Debromination of Meso- and (+-)-1,2-Dibromo-1,2-diphenylethane by 9-Substituted Fluorenide Ions. Correlation between Stereochemical Results and Redox Potentials.
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چکیده
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examining the relationship between fear of negative evaluation and communication strategies by iranian efl learners
the purpose of the present study was to investigate the relationship between fear of negative evaluation (fne) and communication strategies (css) among iranian efl learners. it was aimed to examine the differences in the use of communication strategies between speakers with high or low degree of fear of negative evaluation. the current study was a case study consisting of 10 english learners at...
meso-1,2-bis(methylazo)-1,2-diphenylethane.
The title compound, meso-1,2-bis(methyldiazenyl)-1,2-diphenylethane, C16H18N4, is arranged in a disordered manner around an inversion point. The N-N atom distances in the azo group of 1.192 (8) and 1.195 (8) A, and the C-C atom distances in the ethylene moiety at 1.512 (8) and 1.503 (8) A in the two models [refined to 51.7 (6) and 48.3 (6)% occupancies] were not significantly different.
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این پایان نامه بدنبال بررسی کاربرد ارزیابی مستمر در یک محیط یادگیری زبان دوم از طریق طرح چهار سوال تحقیق زیر بود: (1) درک توانایی های فراگیران زمانیکه که از طریق برآورد عملکرد مستقل آنها امکان پذیر نباشد اما در طول جلسات ارزیابی مستمر مشخص شوند; (2) امکان تقویت توانایی های فراگیران از طریق ارزیابی مستمر; (3) سودمندی ارزیابی مستمر در هدایت آموزش فردی به سمتی که به منطقه ی تقریبی رشد افراد حساس ا...
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Relationship between Maternal Employment and 9-12 Month-Old Infants’ Growth Indexes in Ahwaz (2017)
Background and Objectives: Child growth health is one of the most important issues that determines the community health. Considering the importance of mothers in family and healthy society, the aim of this study was to evaluate the correlation between maternal employment status and infant growth during the 9-12 months in Ahwaz. Methods: In this prospective cohort study, 345 nine-month in...
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ژورنال
عنوان ژورنال: Acta Chemica Scandinavica
سال: 1993
ISSN: 0904-213X
DOI: 10.3891/acta.chem.scand.47-0877