Question

Distinguish between rapid and spontaneous combustion .​

Answer 1

Answer:

In rapid combustion, a substance burns rapidly producing heat and light. For example: a matchstick burns rapidly on being struck against the sides of a matchbox. Spontaneous combustion is a type of combustion which occurs without an external ignition source

Answer 2

Answer:

Spontaneous combustion is a combustion that occurs without the help of an external source of heat. And Rapid combustion is a combustion in which substance burn rapidly to produce heat and light in a very short time.