Calculate the ΔG°_rxn Using the Following Information

question 81

Multiple Choice

Calculate the ΔG°_rxn using the following information.
4 HNO₃(g) + 5 N₂H₄(l) → 7 N₂(g) + 12 H₂O(l) ΔG°_rxn = ?
ΔG°_f (kJ/mol) -73.5 149.3 -237.1

• A)-3.298 × 10³ kJ
• B)-312.9 kJ
• C)+2.845 × 10³ kJ
• D)+110.7 kJ
• E)-954.7 kJ

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Definitions:

Hypotheses

Proposed explanations or predictions that are based on limited evidence as a starting point for further investigation.

Level of Significance

The probability threshold under which a null hypothesis is rejected in hypothesis testing, often denoted by alpha.

Null Hypothesis

A statement positing that there is no significant difference or effect, serving as the default assumption in hypothesis testing.

Population Variance

A measure of the spread or dispersion within a dataset, representing the average of squared deviations from the mean.