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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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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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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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World of Wearable Art: Teaching package
In this lesson package, students go through an artistic creative process with the end result being a fashion photo with a self-designed fashion item. The starting point is World of Wearable Art : a fashion competition. The students then brainstorm …
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Types of paint
In this learning resource you will see how paint is used as protection, as decoration, as signaling, in painting, and you will be introduced to the important types of paint.
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Rubber
This exercise will include:
- production,
- applications,
- additives,
- rubber allergy,
- natural rubber
- synthetic rubber,
- risk explanation.
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Natural coloring agents
A natural dye is a dye derived from plants, mushrooms or animals. They can be used for dyeing wool, textiles, hair and food. In this exercise you will become acquainted with different species and their origins. You will also see the link with E …
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Plastics: Examples
In this exercise you match the correct term with the correct description. Terms that are discussed include:
- nylon,
- polyethylene,
- synthetic resin,
- composite,
- carbon fiber,
- elastomer,
- ...
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STEM spot: Planner
This planner helps you draw up a STEM project. This step-by-step plan focuses on the different phases of the learning process. More information can be found on the stemspot.be website.
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Atomic construction: Crack the code
Simple exercise about atomic structure and ions that can be used, for example, as a formative test.
The aim is to answer each question with the correct number (number of valence electrons, charge, period...). The sum of these numbers is the atomic …
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