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Manganese crystallizes in a body-centered cubic structure.What is the coordination number of each atom?
Internal Validity
The extent to which a study can demonstrate a causal relationship between variables, minimizing the influence of external factors.
Independent Variable
A variable that is manipulated or changed in an experiment to observe its effects on a dependent variable.
Dependent Variable
In experimental research, the variable that is observed and measured to determine the effect of the independent variable, reflecting outcomes or changes.
External Validity
The extent to which the results of a study can be generalized to other situations and to other people.
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