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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The equilibrium law

The reaction quotient (Q) is a value that can be obtained by plugging in the values of the required concentrations into the equilibrium law. The... more
Post date Tuesday, January 27, 2015 - 14:43
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Activation energy

In chemistry, activation energy is a term introduced in 1889 by the Swedish scientist Svante Arrhenius to describe the minimum energy which must be... more
Post date Tuesday, January 27, 2015 - 13:43
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Rate expression and reaction mechanism

A mechanism for a reaction is a collection of elementary processes (also called elementary steps or elementary reactions) that explains how the... more
Post date Tuesday, January 27, 2015 - 11:55
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Entropy and spontaneity

The second law of thermodynamics states that for any spontaneousprocess the overall ΔS must be greater than or equal to zero, yet aspontaneous ... more
Post date Tuesday, January 27, 2015 - 11:17
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Energy cycles

In plants, these energy factories are called chloroplasts. They collect energy from the sun and use carbon dioxide and water in the process called ... more
Post date Tuesday, January 27, 2015 - 10:58
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