Friday, June 30, 2017
Chiral Centres and Chiral Molecules
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What is a chiral molecule? How do you find the chiral centre, or chiral carbon, in an organic molecule? What makes a molecule chiral? Why...
Saturday, June 10, 2017
Airbags
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"BANG! I hit a hard pillow! Then there's white powder everywhere!", Sam graphically described a recent car accident. The...
Sunday, May 14, 2017
Oxygen Gas From Comets
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Rosetta was a European Space Agency (ESA) Mission, launched in 2004 with the goal of capturing comet 67P/Churyumov-Gerasimenko in 2014 and t...
Sunday, April 30, 2017
What makes a good fuel?
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There are lots of fuels to choose from. Some are non-renewable fossil fuels such as oil, kerosene, petrol or gasoline, diesel or petrodiese...
Saturday, April 8, 2017
Mass Number and Number of Neutrons
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What is the mass number of an atom? Why is it called a "mass number"? How many nucleons are in an atom of an element? How many ...
Saturday, March 18, 2017
How Many Electrons in an Atom?
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For an atom of an element: number of electrons = number of protons = atomic number of element AUS-e-TUTE has a new tutorial, game, test a...
Saturday, March 11, 2017
How Many Protons in an Atom?
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number of protons in an atom = atomic number (Z) of the element ... and.... the periodic table of the elements lists the elements in o...
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