Question

Choose all the answers that apply.

When burned, coal releases _____.

methane
oxygen
nitrogen oxide
sulfur
carbon dioxide

Answers

GPT-4o mini
When burned, coal releases:

- Nitrogen oxide
- Sulfur
- Carbon dioxide

Coal combustion primarily produces carbon dioxide, along with other pollutants such as nitrogen oxides and sulfur compounds. Methane is not released in significant amounts from burning coal, and oxygen is not produced as a result of combustion.

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