Examlex
The purpose of null hypothesis testing is to decide whether or not a sample result reflects a real relationship in the population.
Simplest Formula
A type of chemical formula that gives the smallest whole-number ratio of the component atoms. Compare with molecular formula and structural formula.
Chemical Reaction
A process that leads to the chemical transformation of one set of chemical substances to another.
Ionic Bond
The chemical attraction between a cation and an anion.
Equilibrium
See dynamic equilibrium, genetic equilibrium, and punctuated equilibrium.
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