Question

Which of these is a correct description of the relation?

Answer 1

Everything is a relation but not everything is a function

Answer 2

Answer:

A Reaction is the rate rate which increases with a decrease in temperature.

It can be physical or chemical; a physical reaction is the one which occurs as a result to an event i.e. anger, happiness, excitement etc. Where as a chemical reaction is illustrates the process a chemical behaves when mixed with another substance.