What Is ΔH°_rxn for the Following Reaction? 2H₂O₂(l) → 2H₂O(l)

question 98

Multiple Choice

What is ΔH°_rxn for the following reaction? 2H₂O₂(l) → 2H₂O(l) + O₂(g)
ΔH°_f(H₂O(l) ) = -285.8 kJ/mol, ΔH°_f(H₂O₂(l) ) = -187.6 kJ/mol

• A) -196.4 kJ/mol
• B) 98.2 kJ/mol
• C) -98.2 kJ/mol
• D) -473.4 kJ/mol
• E) -946.8 kJ/mol

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Definitions:

Extreme Values

The smallest or largest values in a data set or distribution, often considered as outliers or as significant for their rarity.

Variation

Variation refers to the extent to which data points in a data set differ from each other and from the mean of the dataset.

Standard Deviation

A measure that quantifies the amount of variation or dispersion of a set of data values from the mean value.

Standard Deviation

A quantification of the range or diversity in a dataset, illustrating the difference of the numbers from their mean value.