Question

define the process between rusting and melting

Answer 1

Rusting means the oxidation of iron which is caused due to the presence of water molecules.It is a irreversible process
Melting is the process of giving heat to a particular metal and converting it into liquid state.It is a reversible process

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Answer 2

Answer:

Corrosion

Corrosion is the irreversible damage or destruction of living tissue or material due to a chemical or electrochemical reaction.

Rusting

Rust is an iron oxide, a usually red oxide formed by the redox reaction of iron and oxygen in the presence of water or air moisture. Rusting is the common term for corrosion of iron and its alloys, such as steel.

Rancidity

Rancidity is a very general term and in its most general meaning, it refers to the spoilage of a food in such a way that it becomes undesirable (and usually unsafe) for consumption. When people say that a food has "gone bad," what they're usually talking about is rancidity.