Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


A combustion reaction is when a substance reacts with oxygen and releases a huge amount of energy in the form of light and heat. Acombustion reaction always has oxygen as one reactant. The second reactant is always a hydrocarbon, which is a compound made up of carbon and hydrogen.
2 5 2
plz mrk dis bst
yaar tum meri bst friend bann sakte ho kyu ki meri ajj tak koi girl best friend nahi banni
reply karr yarr
It often burns the first element.
second reactant is oxygen.
example:- c + o2 = co2
carbon burns to carbon dioxide
1 5 1
mark as brainliest and give thanks
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts