Iron (Fe) Has a Density of 7

question 134

Multiple Choice

Iron (Fe) has a density of 7.87 g/cm³ and crystallizes in a body-centered cubic structure.What is the atomic radius of iron?

• A)99.0 pm
• B)114 pm
• C)124 pm
• D)143 pm
• E)255 pm

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Definitions:

Simple Linear Regression

A statistical method that models the relationship between two variables by fitting a linear equation to observed data, with one acting as an independent variable and the other as a dependent variable.

Regression Line

A line that best fits a set of data points, representing the average relationship between an independent variable and a dependent variable.

Sum Of The Squared Residuals

The total value obtained by summing the squares of the differences between observed and predicted values, used in statistical analysis to measure the fit of a model.

Data Points

Individual measurements or observations collected during data gathering.