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  2. AP Chemistry - Wikipedia

    en.wikipedia.org/wiki/AP_Chemistry

    AP Chemistry is a course geared toward students with interests in chemical biologies, as well as any of the biological sciences. The course aims to prepare students to take the AP Chemistry exam toward the end of the academic year. AP Chemistry covers most introductory general chemistry topics (excluding organic chemistry), including: Reactions

  3. Past paper - Wikipedia

    en.wikipedia.org/wiki/Past_paper

    A past paper is an examination paper from a previous year or previous years, usually used either for exam practice or for tests such as University of Oxford, [1] [2] University of Cambridge [3] College Collections. Exam candidates find past papers valuable in test preparation.

  4. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  5. List of academic databases and search engines - Wikipedia

    en.wikipedia.org/wiki/List_of_academic_databases...

    Pre-prints, mainly computer science, mathematics, statistics, chemistry, and biology. Free Yes Synthical Zendy [22] Multidisciplinary: Unknown (31,266,280 [23] Focus on scholarly content including full-text papers, conference proceedings, indexed journals, books, and book chapters from open access sources. Content is available in 38 languages ...

  6. Aga Khan University - Wikipedia

    en.wikipedia.org/wiki/Aga_Khan_University

    Aga Khan University is a not-for-profit institution and an agency of the Aga Khan Development Network.It was founded in 1983 as Pakistan's first private university. Starting in 2000, the university expanded to Kenya, Tanzania, Uganda, the United Kingdom and Afgh

  7. Sixth Term Examination Paper - Wikipedia

    en.wikipedia.org/wiki/Sixth_Term_Examination_Paper

    Practice materials, including past papers, example solutions, and a STEP formula booklet, are available for free from the Cambridge Assessment Admissions Testing website. The STEP support programme provides modules for individual additional study, along with hints and solutions.

  8. Equivalent weight - Wikipedia

    en.wikipedia.org/wiki/Equivalent_weight

    In analytical chemistry, a solution of any substance which contains one equivalent per litre is known as a normal solution (abbreviated N), so the example sodium hydroxide solution would be 0.0893 N. [3] [13] The relative uncertainty (u r) in the measured concentration can be estimated by assuming a Gaussian distribution of the measurement ...

  9. Transition state theory - Wikipedia

    en.wikipedia.org/wiki/Transition_state_theory

    As substrate progresses from the Michaelis complex to product, chemistry occurs by enzyme-induced changes in electron distribution in the substrate. Enzymes alter the electronic structure by protonation, proton abstraction, electron transfer, geometric distortion, hydrophobic partitioning, and interaction with Lewis acids and bases.