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Monofunctional compounds: Skeleton notation
Students often wonder what the skeletal notation looks like when functional groups are added to the carbon chain. This is a summary that I made at the request of students.
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Measuring is knowing: Remediation bundle
Remediation bundle that can be used in response to problems with the course content about Measuring is Knowing: Course by Bram Van Kelst.
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Measuring is knowing: Test
Tests and improvement keys that can be used in the collection Measuring is knowing: Course by Bram Van Kelst .
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Microbial fuel cell
Microorganisms can supply electrons by decomposing organic materials and in this way generate a potential difference. For example, a biofuel cell can function as a battery.
The document contains instructions for use that describe how to make a …
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Flyer design in Photopea: Video
In this video you will learn how to design an A7 flyer in the graphic design program Photopea.
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Measurements of length, area and volume: Conversion tables
Conversion tables for length dimensions, surface dimensions and volume dimensions. Useful for converting units and calculating length, circumference, area, volume, capacity.
The most common units were used. Little-used units such as square decameter …
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Sex education: Cards Time's up
Cards to play the game Time's up with sexual education terms. The students learn the meaning of RSV words in a playful way in three rounds:
- Explain the words without using the word
- Students may use only one word to explain the word
- The students try …
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The equilibrium constant Kc is not dimensionless
The equilibrium constant Kc is a fundamental quantity in solving chemical equilibrium problems.
Many secondary school chemistry textbooks use a dimensionless concentration fraction, which they usually represent with the symbol K. Both the …Translated by
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Cosmography: Stars
This digital exercise will help you learn more about stars. While completing the multiple choice questions and fill-in exercises you will learn more about:
- characteristics;
- spectral class;
- star formation;
- end of light stars;
- end of stars like the …
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Create a breeding ground for growing bacteria
In this video you will see how you can make a simple food base with kitchen materials, with gelatin, sugar and water. Samples are also taken and placed on the culture medium to grow bacteria. The result of the cultivation cannot be seen in the …
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Organs: Game
Students randomly choose a card with an organ on it. Fellow students then ask yes/no questions to discover which organ is involved.
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Cosmography: Crossword
This digital exercise will help you learn more about cosmography. While completing the crossword puzzle you will learn more about:
- electromagnetic spectrum and radiation;
- absolute zero;
- antenna;
- refraction;
- density;
- theory of relativity; …
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