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  2. List of unsolved problems in chemistry - Wikipedia

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

    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 proteins used by the team.

  3. Exit interview - Wikipedia

    en.wikipedia.org/wiki/Exit_interview

    Exit interviews in business are focused on employees that are leaving a company or when employees have completed a significant project. The purpose of this exit interview is to gain feedback from employees in order to improve aspects of the organization, better retain employees, and reduce turnover. During this interview employees will be asked ...

  4. Job interview - Wikipedia

    en.wikipedia.org/wiki/Job_interview

    Other possible types of questions that may be asked alongside structured interview questions or in a separate interview include background questions, job knowledge questions, and puzzle-type questions. A brief explanation of each follows. Background questions include a focus on work experience, education, and other qualifications. [68]

  5. Chemistry - Wikipedia

    en.wikipedia.org/wiki/Chemistry

    Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.

  6. Barriers to exit - Wikipedia

    en.wikipedia.org/wiki/Barriers_to_exit

    Direct costs of exit and indirect opportunity costs of exit are covered in this definition. [4] In 2021, Will Kenton gives a very clear definition which states, "Barriers to exit are obstacles or impediments that prevent a company from exiting a market in which it is considering cessation of operations, or from which it wishes to separate."

  7. Green chemistry - Wikipedia

    en.wikipedia.org/wiki/Green_chemistry

    Even within chemistry, researchers have used the term "green chemistry" to describe a range of work independently of the framework put forward by Anastas and Warner (i.e., the 12 principles). [13] While not all uses of the term are legitimate (see greenwashing ), many are, and the authoritative status of any single definition is uncertain.

  8. Solution - Wikipedia

    en.wikipedia.org/wiki/Solution

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  9. Exit poll - Wikipedia

    en.wikipedia.org/wiki/Exit_poll

    Exit polls are also used to collect demographic data about voters and to find out why they voted as they did. Since actual votes are cast anonymously, polling is the only way of collecting this information. Exit polls have historically and throughout the world been used as a check against, and rough indicator of, the degree of election fraud.