Multiple Choice
In the image are several types of burners used in many chemistry laboratories. 
-Whether these burners use natural gas, propane or butane as a fuel, which of the following is true?
A) The reactions are classified as combustion reactions.
B) The reactions are classified as redox reactions.
C) The reactions are classified as exothermic.
D) All of the these statements are correct.
Correct Answer:

Verified
Correct Answer:
Verified
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