The Value of ΔH° for the Reaction Below Is -1107

question 27

Multiple Choice

The value of ΔH° for the reaction below is -1107 kJ: 2Ba (s) + O₂ (g) → 2BaO (s)
How many kJ of heat are released when 5.75 g of BaO (s) is produced?

• A)56.9 kJ
• B)23.2 kJ
• C)20.8 kJ
• D)193 kJ
• E)96.3 kJ

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Definitions:

Negatively Skewed

Describes a distribution where the tail is on the left side of the distribution, indicating that the majority of data points are concentrated on the right side.

Symmetric

Symmetric describes an attribute where a shape or distribution can be divided into mirrored halves, or in statistics, where the left and right sides of a distribution are approximately equal in shape.

Skewed Negatively

Skewed negatively, also known as left-skewed, refers to a distribution in statistics where the tail is longer on the left side of the distribution's peak, indicating that a majority of the data points are located to the right of the mean.

Distribution

In statistics, it refers to the way in which data points are spread or dispersed across different values.