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Questions and Answers
Which elements in a fuel combine with oxygen during combustion to form carbon dioxide and water vapor?
Which elements in a fuel combine with oxygen during combustion to form carbon dioxide and water vapor?
- Carbon and hydrogen (correct)
- Carbon and sulfur
- Hydrogen and nitrogen
- Oxygen and nitrogen
What is the main purpose of combustion?
What is the main purpose of combustion?
- To produce useful heat energy (correct)
- To form sulfur compounds
- To create toxic gases
- To combine with nitrogen
What is perfect combustion also known as?
What is perfect combustion also known as?
- Spontaneous combustion
- Incomplete combustion
- Exothermic combustion
- Stoichiometric combustion (correct)
Which element is involved in the incomplete combustion of sulfur?
Which element is involved in the incomplete combustion of sulfur?
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What is the equation for the formation of sulfur dioxide?
What is the equation for the formation of sulfur dioxide?
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Why is the formation of free sulfur undesirable?
Why is the formation of free sulfur undesirable?
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Which of the following conditions is required for complete combustion to occur?
Which of the following conditions is required for complete combustion to occur?
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What is the equation for the complete combustion of carbon?
What is the equation for the complete combustion of carbon?
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What is the equation for the incomplete combustion of hydrogen?
What is the equation for the incomplete combustion of hydrogen?
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What are the products of incomplete combustion?
What are the products of incomplete combustion?
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