Consider the Following Reaction

question 56

Multiple Choice

Consider the following reaction:
2SO₂(g) + O₂(g) → 2SO₃(g) ΔH = -198 kJ
Calculate the energy change associated with 21.0 g of SO₂ reacting with excess O₂.

• A) -64.9 kJ
• B) -4.16× 10³ kJ
• C) -32.4 kJ
• D) -130 kJ
• E) -198 kJ

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Definitions:

Testability

The capability of a hypothesis or theory to be tested, confirmed, or refuted through experimentation or observation.

Comparative Reasoning

The process of evaluating the similarities and differences between two or more entities to draw a conclusion or make a decision.

Comparative Inference

The process of drawing conclusions based on the comparison of different data sets, cases, or instances.

Comprehensiveness

The quality or state of being complete and including all or nearly all elements or aspects of something.