At 25°C, the Following Heats of Reaction Are Known:

question 76

Multiple Choice

At 25°C, the following heats of reaction are known: H (kJ/mol)
2ClF + O₂  Cl₂O + F₂O
167.4
2ClF₃ + 2O₂  Cl₂O + 3F₂O
341.4
2F₂ + O₂  2F₂O
-43.4
At the same temperature, calculate H for the following reaction:

• A) -217.5 kJ/mol
• B) -108.7 kJ/mol
• C) +217.5 kJ/mol
• D) -130.2 kJ/mol
• E) none of these

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Definitions:

Genetic Differences

Variations in the DNA sequences among individuals, which contribute to the diversity of organisms' characteristics.

Total Variance

In statistics, the sum of explained and unexplained variance, representing the total amount of variability in a dataset.

Heritability Estimates

Statistical measures that indicate what proportion of variation in a trait within a population can be attributed to genetic differences among individuals in that population.

Environmental Effect

The impact of changes in the surrounding environment on organisms, ecosystems, or human communities.