How Much Heat Is Evolved If 0

question 55

Multiple Choice

How much heat is evolved if 0.600 kg of SO₂ is burned in excess oxygen? 2SO₂(g) + O₂(g) → 2SO₃(g) heat of reaction = −198 kJ/mol

• A)5.46 × 10⁻² kJ
• B)927 kJ
• C)1.85 × 10³ kJ
• D)59,400 kJ
• E)3.71 × 10³ kJ

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Definitions:

Activity Level

A measure of the volume of production or operations, often influencing costs and revenues in a business.

Fixed Cost Per Unit

The total fixed costs divided by the number of units produced, indicating how much each unit needs to contribute to fixed costs.

Level of Activity

A measure of the volume of production, operation, or work undertaken by a business or facility within a particular time period.

Unit Variable Cost

A cost that varies directly with the production volume, including materials and labor directly involved in production.