Define a combination reaction. Give one example of a combination reaction which is also … a combination reaction which is also…
Answers:
(a) Those reactions in which two or more substances combine to form a single substance is called a combination reaction.
(b) C (s) + O2 (g) 
CO2 + Heat
(c) N2 (g) + O2 (g) + Heat 
2NO (g)