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  2. File:Chemistry Lab Practical for students of class XII.pdf

    en.wikipedia.org/wiki/File:Chemistry_Lab...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  3. General chemistry - Wikipedia

    en.wikipedia.org/wiki/General_chemistry

    General chemistry professors have been known to make tests worth a large portion of the course, and make them more challenging than the material presents itself as. Grade deflation, purposely adjusting the grades of a course to be lower, is also an issue of general chemistry courses at the undergraduate level.

  4. List of primary education systems by country - Wikipedia

    en.wikipedia.org/wiki/List_of_primary_education...

    Grade 6: 1112 years (Berlin and Brandenburg only) Depending on the recommendation they received from their teacher, children proceed to their mandatory secondary education in either Hauptschule (Grades 5-9, sometimes 10th grade is added which is then called "Werkrealschule"), Realschule (Grades 5-10), or Gymnasium (Grades 5-12/13).

  5. Pipette - Wikipedia

    en.wikipedia.org/wiki/Pipette

    A pipette (sometimes spelled as pipet) is a type of laboratory tool commonly used in chemistry and biology to transport a measured volume of liquid, often as a media dispenser. Pipettes come in several designs for various purposes with differing levels of accuracy and precision , from single piece glass pipettes to more complex adjustable or ...

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  7. Lab notebook - Wikipedia

    en.wikipedia.org/wiki/Lab_notebook

    A laboratory notebook (colloq. lab notebook or lab book) is a primary record of research. Researchers use a lab notebook to document their hypotheses , experiments and initial analysis or interpretation of these experiments.

  8. Volumetric pipette - Wikipedia

    en.wikipedia.org/wiki/Volumetric_pipette

    Typical volumes are 1, 2, 5, 10, 20, 25, 50 and 100 mL. Volumetric pipettes are commonly used in analytical chemistry to make laboratory solutions from a base stock as well as to prepare solutions for titration. ASTM standard E969 defines the standard tolerance for volumetric transfer pipettes. The tolerance depends on the size: a 0.5-mL ...

  9. Laboratory school - Wikipedia

    en.wikipedia.org/wiki/Laboratory_school

    A college preparatory public school serving grades K-12 Macfeat Laboratory School : Winthrop University: Rock Hill, South Carolina: Mills College Children's School Archived 2021-04-10 at the Wayback Machine: Mills College: Oakland, California: A private K-5 school that is the first laboratory school founded on the West Coast of the United States.

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