enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Serum-separating tube - Wikipedia

    en.wikipedia.org/wiki/Serum-separating_tube

    The gel in SST II tubes (which appears slightly less opaque) is supposed [weasel words] to have less effect on drug levels in serum. [ citation needed ] Blood samples should be allowed time to form a clot at room temperature for 30–60 min. [ 6 ]

  3. List of unsolved problems in chemistry - Wikipedia

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

    This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when several experts in the field disagree about a solution to a problem.

  4. Superoxide - Wikipedia

    en.wikipedia.org/wiki/Superoxide

    In chemistry, a superoxide is a compound that contains the superoxide ion, which has the chemical formula O − 2. [1] The systematic name of the anion is dioxide(1−).The reactive oxygen ion superoxide is particularly important as the product of the one-electron reduction of dioxygen O 2, which occurs widely in nature. [2]

  5. Standardized test - Wikipedia

    en.wikipedia.org/wiki/Standardized_test

    The average student takes about 10 of these tests per year (e.g., one or two reading comprehension tests, one or two math tests, a writing test, a science test, etc.). [58] The average amount of testing takes about 2.3% of total class time (equal to about four school days per year). [59] Standardized tests are expensive to administer.

  6. SAT Subject Test in Chemistry - Wikipedia

    en.wikipedia.org/wiki/SAT_Subject_Test_in_Chemistry

    Many high school students found themselves picking up extra resource material, like prep books and online aids, to help them prepare for the SAT Chemistry test. While the test was challenging, there were distinctions between the SAT Chemistry Test and the AP Chemistry exam, which is a more critical-thinking exam that is used not for college ...

  7. Environmental engineering - Wikipedia

    en.wikipedia.org/wiki/Environmental_engineering

    Environmental engineering is a professional engineering discipline related to environmental science.It encompasses broad scientific topics like chemistry, biology, ecology, geology, hydraulics, hydrology, microbiology, and mathematics to create solutions that will protect and also improve the health of living organisms and improve the quality of the environment.

  8. Turmeric - Wikipedia

    en.wikipedia.org/wiki/Turmeric

    Turmeric (/ ˈ t ɜːr m ər ɪ k, ˈ tj uː-/), [2] [3] or Curcuma longa (/ ˈ k ɜːr k j ʊ m ə ˈ l ɒ ŋ ɡ ə /), [4] [5] is a flowering plant in the ginger family Zingiberaceae.It is a perennial, rhizomatous, herbaceous plant native to the Indian subcontinent and Southeast Asia that requires temperatures between 20 and 30 °C (68 and 86 °F) and high annual rainfall to thrive.

  9. Transport - Wikipedia

    en.wikipedia.org/wiki/Transport

    The New York Review of Books, vol. LXX, no. 15 (5 October 2023), pp. 30–32. "Someday in the not impossibly distant future, if we manage to prevent a global warming catastrophe, you could imagine a post- auto world where bikes and buses and trains are ever more important, as seems to be happening in Europe at the moment."