Which of the Following Is an Example of a Chemical

question 53

Multiple Choice

Which of the following is an example of a chemical property?

• A) Al has a density of 2.70 g/cm³.
• B) Diamond is the hardest substance known.
• C) Limestone will yield CO₂ when heated.
• D) CO₂ will freeze at -78°C.

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Definitions:

MSE

Mean Squared Error, a measure of the average of the squares of the errors or deviations from the estimated values versus the actual values.

Mean Square

A statistic used in contexts such as ANOVA, representing the average of squares of a set of numbers.

Degrees of Freedom

A statistical property that describes the number of values in the final calculation of a statistic that are free to vary.

Mean Square

The average of the squares of the differences between observed values and the values predicted by a model.