What type of changes has the coal
undergone, mention about them?
(Changes Around Us, Science, Grade 6)
Answer me quick I am in a exam!!
Answers
Answered by
1
Explanation:
Burning coal is a chemical change called combustion. A combustion is the chemical reaction (redox reaction) of coal with oxygen O2. It is exothermic, which means it releases energy : hence the heat.
Answered by
0
Answer:
Explanation:
Burning coal is a chemical change called combustion. A combustion is the chemical reaction (redox reaction) of coal with oxygen O2. It is exothermic, which means it releases energy : hence the heat.
Similar questions