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Building exercises to develop calculation capacity for the 11th grade students in teaching the topic “Sulfur and sulfur compounds” in high schoolCalculation capacity is one of the specific competencies that need to be developed for students, formed mainly in teaching Mathematics and other subjects, including Chemistry. The development of... Author: Dung Nguyen Xuan, Than Pham Hong, Huyen Phan Thi Minh Keyword: Calculation capacity; chemistry exercises; Sulfur and sulfur compounds; high school; students.
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Improving empirical competence for students in high school in VietnamImproving experimental competence for students is an essential mission in general education nowadays, helping students initially establish scientific research capacity and is a part of cognitive... Author: Pham Thi Huong Keyword: Experimental competence; experimental exercises; high school students; Vietnam.
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Chemical composition of essential oils of Litsea elongata in Pu Hoat Nature Reserve, Nghe An ProvinceStudy on chemical composition of essential oils from leaves, bark and fruits of Litsea elongata species, essential oil content reached ...% corresponding to fresh materials. Essential oils were... Author: Tai Dinh Duc, Hieu Do Trong Keyword: essential oils Litsea elongata Pù Hoạt
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