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 Wednesday, January 21, 2015 - 16:23
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Oxidation and reduction

Oxidation occurs when an atom LOSES electrons. Reduction occurs when an atom GAINS electrons. You can figure out which atoms have gained/lost... more
Post date Wednesday, January 21, 2015 - 14:43
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Acid deposition

Acid deposition is a general name for a number of phenomena, namely acid rain,acid fog and acid mist. This means it can imply both wet and dry (... more
Post date Wednesday, January 21, 2015 - 14:07
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Strong and weak acids and bases

Weak acids and bases are only partially ionized in their solutions, whereas strong acids and bases are completely ionized when dissolve in water.
Post date Wednesday, January 21, 2015 - 12:10
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The pH scale

In chemistry, pH is a numeric scale used to specify the acidity or alkalinity of an aqueous solution. It is roughly the negative of the logarithmto... more
Post date Wednesday, January 21, 2015 - 11:19
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