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01:10Review and Preview
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In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
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02:35Reaction Quotient
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The status of a reversible reaction is conveniently assessed by evaluating its reaction quotient (Q). For a reversible reaction described by m A + n B ⇌ x C + y D, the reaction quotient is derived directly from the stoichiometry of the balanced equation as
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03:06Reaction Mechanisms
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02:53Reaction Rate
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The rate of reaction is the change in the amount of a reactant or product per unit time. Reaction rates are therefore determined by measuring the time dependence of some property that can be related to reactant or product amounts. Rates of reactions that consume or produce gaseous substances, for example, are conveniently determined by measuring changes in volume or pressure.
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Author Reply
Majke H D Van Bommel1, Miranda P Steenbeek1, Rosella P M G Hermens2
1Department of Obstetrics and Gynecology, Radboud University Medical Center, Radboud Institute for Health Sciences, Nijmegen, the Netherlands.
Summary
No abstract available in PubMed .
