Here is a tutorial on how to find out your own mobile number when you forget with codes on Aircel, Airtel, Uninor, Relinace, vodafone, Idea, Virgin, Docomo.
A. Burning a piece of paper is technically called combustion. It represents a chemical reaction whereby the carbon compounds in the paper are oxidized into different chemicals like carbon dioxide and water vapor. This is a chemical change.
Chemical reactions are represented on paper by chemical equations. For example, hydrogen gas (H 2) can react (burn) with oxygen gas (O 2) to form water (H 2 0). The chemical equation for this reaction is written as: The '+' is read as 'reacts with' and the arrow '' means 'produces'.