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  2. List of unsolved problems in chemistry - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    [4] [14] This has been achieved for several small globular proteins in recent years. [15] In 2020, it was announced that Google's AlphaFold , a neural network based on DeepMind artificial intelligence, is capable of predicting a protein's final shape based solely on its amino-acid chain with an accuracy of around 90% on a test sample of ...

  3. Standardized test - Wikipedia

    en.wikipedia.org/wiki/Standardized_test

    Teacher #1: This answer mentions one of the required items, so it is correct. Teacher #2: This answer is correct. Teacher #1: I feel like this answer is correct and complete, so I'll give full credit. Teacher #2: This answer is correct, so I'll give full points. Student #3: WWII was caused by the assassination of Archduke Ferdinand in 1914.

  4. International Chemistry Olympiad - Wikipedia

    en.wikipedia.org/wiki/International_Chemistry...

    Two separate special awards are given to the students who get the best score in the theoretical and practical examinations. Preparation for the International Chemistry Olympiad demands a high level of understanding and interest in chemistry and an outstanding ability to relate chemical subjects with one another as well as with the practical world.

  5. Chemistry education - Wikipedia

    en.wikipedia.org/wiki/Chemistry_education

    Chemistry education is important because the field of chemistry is fundamental to our world. The universe is subject to the laws of chemistry, while human beings depend on the orderly progress of chemical reactions within their bodies. [2] Described as the central science, chemistry connects physical sciences with the life sciences and applied ...

  6. IB Group 4 subjects - Wikipedia

    en.wikipedia.org/wiki/IB_Group_4_subjects

    Paper 1 (45 raw marks contributing 30% of the course, 1 hour) consists of short-answer and data-based questions. Paper 2 (65 raw marks contributing 50% of the course, 2 hours) consists of: Section A: Candidates are required to analyse and make reasoned and balanced judgements relating to a range of data on a specific unseen case study.

  7. Chemical Abstracts Service - Wikipedia

    en.wikipedia.org/wiki/Chemical_Abstracts_Service

    Chemical Abstracts Service Building B in August 2009. Columbus, Ohio. STN (Scientific & Technical Information Network) International is operated jointly [4] by CAS and FIZ Karlsruhe, and is intended primarily for information professionals, using a command language interface.

  8. Unified State Exam - Wikipedia

    en.wikipedia.org/wiki/Unified_State_Exam

    Official logo of the Unified State Exam (EGE) with the slogan "The Choice of the Future!" (Russia, 2024). USE answer sheet No. 1. The Unified State Exam (Russian: Единый государственный экзамен, ЕГЭ, Yedinyy gosudarstvennyy ekzamen, YeGE) is a series of mandatory, centralized examinations conducted across the Russian Federation in secondary educational ...

  9. Tetrakis (3,5-bis (trifluoromethyl)phenyl)borate - Wikipedia

    en.wikipedia.org/wiki/Tetrakis(3,5-bis(trifluoro...

    The [BAr F 4] − anion with four fluorinated aryl groups distributed tetrahedrally about a central boron atom. Tetrakis[3,5-bis(trifluoromethyl)phenyl]borate is an anion with chemical formula [{3,5-(CF 3) 2 C 6 H 3} 4 B] −, which is commonly abbreviated as [BAr F 4] −, indicating the presence of fluorinated aryl (Ar F) groups.