How Does Lime Reduce Sulfur Dioxide Emissions from the Burning

question 80

Multiple Choice

How does lime reduce sulfur dioxide emissions from the burning of coal?

• A) It oxidizes the sulfur dioxide to tetrathionate that is highly water soluble so it can be scrubbed from the emission gases.
• B) It converts SO₂ to solid, elemental sulfur.
• C) It reacts with the sulfur dioxide to form calcium sulfite solid that can be precipitated.
• D) It catalyzes the conversion of sulfur dioxide to sulfur trioxide which is much less volatile and can be removed by condensation.
• E) It reduces the sulfur dioxide to elemental sulfur that is harmless to the environment.

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A strategic planning and management system used to align business activities to the vision and strategy of the organization, improve internal and external communications, and monitor organizational performance against strategic goals.

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An evaluation metric that assesses the effectiveness or financial gain of an investment by dividing the net earnings by the initial investment cost.

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