All Resource articles – Page 63

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Separating Mixtures

Covers methods of separation through to separating mixtures of minerals on the basis of their different physical properties.
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Sequencing of Rocks

Covers the evidence that the order of rocks in a sequence tells us about the relative timing of their formation.
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Challenging plants: Plant science

In association with Reckitt Benckiser

An understanding of the structure and function of plants, the movement of materials through them and the chemical reactions that happen within them helps scientists to exploit the potential of plants.
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On This Day - Oct 23 : Mole day

Celebrated by chemists annually from 6.02 am to 6.02 pm on October 23rd, Mole Day commemorates Avogadro’s number (6.022 x 10²³), which is the number of atoms in exactly 12 grams of carbon-12 (one mole). This was founded by the National Mole Day Foundation on 15th May 1991.
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Interactive periodic table game

An interactive game. Test your knowledge of the periodic table- exploring trends and patterns in elements and their positions in the table. Courtesy of ABPI.
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Just Add Water: Part 2

A series of fun, engaging, short chemistry demonstrations about water, taken from a lecture by Dr. Peter Wothers of the University of Cambridge. Video: Just Add Water: 11 - Carbohydrates Video: Just Add Water: 12 - Dehydrating Sugar Video: Just ...
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On This Day - Jan 27 : In 1880, Thomas Edison was granted a patent for the electric lamp

The first electric carbon arc lamp was invented by Sir Humphrey Davy of England in 1801. However it wasn’t until 1880 that the discovery of the longer lasting electric lamp really changed the way we live.
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On This Day - Jan 28 : Robert Holley was born

He won part of the 1968 Nobel Prize in Physiology or Medicine for isolating and determining the structure of RNA. His primary research was investigating transfer RNA and protein synthesis.
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Atmospheric chemistry by danceroom Spectroscopy (dS)

A series of short videos presented by Dr David Glowacki within an interactive dome called danceroom Spectroscopy (dS).
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On This Day – Sep 22 : Michael Faraday born

He was one of the most influential men in the history of science. He helped formulate the concept of a magnetic field by experimenting with magnets and electrical wires. The amount of electrical charge in one mole of electrons is called a ‘Faraday’ in honour of his achievements.
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On This Day - Apr 01 : Ferdinand Brickwedde died

He co-discovered deuterium (²H), which is an isotope or “heavy form” of hydrogen, with Harold Urey and George Murphy. They produced the first measurable samples of deuterium from liquefied hydrogen.
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Thermodynamic calculations and sherbet lemons | Chemistry Olympiad worked answers

In association with The Wolfson Foundation

Try this worked example of a Chemistry Olympiad question, investigating properties of ingredients in sherbet lemons. Includes video walkthrough and transcript.
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On This Day – Aug 22 : Patent for liquid soap

The product was made by dissolving one pound of solid soap in water, and then adding 100 pounds of ammonia until the liquid thickened to the consistency of molasses, the thick by-product when producing sugar.
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Chemistry of fireworks

Reverend Ron Lancaster MBE showcases how chemistry is involved in making fireworks with some fantastic demonstrations. Warning: These demonstrations have been tailored for this lecture. If you are to perform similar experiments in your laboratory, please make sure you carry out a full risk assessment. Video: Chemistry of ...
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Solar technology

In association with The Solar Spark at the University of Edinburgh

Find out about the kind of solar cells we use and how they are made with videos from The Solar Spark at the University of Edinburgh.
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Free Range Chemistry: Part 4

Short videos of exciting demonstrations of the chemistry of everyday materials, taken from a lecture by Peter Wothers at the University of Cambridge. Video: Free Range Chemistry: 32 - Saltpetre (Potassium Nitrate) Video: Free Range Chemistry: 33 - Saltpetre and Paper ...
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Free Range Chemistry: Part 1

Short videos of exciting demonstrations of the chemistry of everyday materials, taken from a lecture by Peter Wothers at the University of Cambridge. Video: Free Range Chemistry: 01 - Everything is Chemical Video: Free Range Chemistry: 02 - Coffee - Delicious Chemicals ...
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Free Range Chemistry: Part 2

Short videos of exciting demonstrations of the chemistry of everyday materials, taken from a lecture by Peter Wothers at the University of Cambridge. Video: Free Range Chemistry: 13 - Making Ammonia Video: Free Range Chemistry: 14 - First Sources of Ammonia ...
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Free Range Chemistry: Part 3

Short videos of exciting demonstrations of the chemistry of everyday materials, taken from a lecture by Peter Wothers at the University of Cambridge. Video: Free Range Chemistry: 24 - Limestone Video: Free Range Chemistry: 25 - Shells Video: Free Range ...
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ChemTube3D: Polymers

This section provides an interactive 3D experience with many different polymers and demonstrates the key features of each one.