Chemistry

Chemistry

Chemistry, a branch of physical science, is the study of the composition, properties and behavior of matter. As it is a fundamental component of matter, the atom is the basic unit of chemistry. Chemistry is concerned with atoms and their... more

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Electrochemical cells

An electrochemical cell is a device capable of either generating electrical energy from chemical reactions or facilitating chemical reactions through... more
Post date Tuesday, January 27, 2015 - 17:45
Refer sites:

http://en.wikipedia.org/wiki/Electrochemical_cell

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Introduction to the particulate nature of matter and chemical change

We are all surrounded by matter on a daily basis. Anything that we use, touch, eat, etc. is an example of matter. Matter can be defined or described... more
Post date Tuesday, January 27, 2015 - 17:41
Refer sites:

http://www.ied.edu.hk/apfslt/v12_issue2/mumba/page2.htm

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pH curves

Titrations are often recorded on graphs called titration curves, which generally contain the volume of the titrant as the independent variable and... more
Post date Tuesday, January 27, 2015 - 17:34
Refer sites:

http://www.chemguide.co.uk/physical/acidbaseeqia/phcurves.html

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Calculations involving acids and bases

As we saw in the last lecture, calculations involving strong acids and bases are very straightforward. These species dissociate completely in water... more
Post date Tuesday, January 27, 2015 - 16:12
Refer sites:

http://ibchem.com/IB/ibnotes/18.1.htm

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Lewis acids and bases

Lewis acid is a chemical species that reacts with a Lewis base to form a Lewis adduct. A Lewis base, then, is any species that donates a pair of... more
Post date Tuesday, January 27, 2015 - 15:38
Refer sites:

http://en.wikipedia.org/wiki/Lewis_acids_and_bases

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