Why is butter a physical state and rusting a chemical change?

Anonymous

∙ 13y ago

Updated: 8/20/2019

Butter is the physical state of being a solid, like a brick.

Rusting is a physical change where the metal atoms of iron on the metal object combine with the atoms of another element, oxygen. This creates a new molecule, rust, or oxygenated iron.

Wiki User

∙ 13y ago

What else can I help you with?

Why is melting of butter is a physical change whereas rusting of almirah is a chemical change?

Melting of butter is a physical change because it involves a change in state from solid to liquid without altering the chemical composition of the butter. Rusting of an almirah is a chemical change because it involves a reaction between iron in the almirah and oxygen in the air to form a new substance, iron oxide, which has different properties than the original iron material.

Is rusting wheels of a bike chemical or physical?

Rusting is a chemical change.

Is a nail rusting a physical or chemical?

A nail rusting is a chemical change.

Is rusting an example of physical or chemical change?

Rusting is the oxidation of a metal and is an example of a chemical change.

Is rusting of almirah a physical or a chemical change?

it is a chemical change

Is iron rusting a physical change?

no it is a chemical change

Does rust from a chemical change or a physical change?

Rusting is a chemical change.

Is iron rusting a physical change or a chemical change?

it is a chemical change

Is a rusting bicycle a physical change or a chemical change?

physical change

Is rusting a metal physical change?

Metal rusting (corrosion) is a chemical change.

Is chains rusting a chemical or physical change?

chemical

Why is rust a physical change?

rusting is not a physical changeit is a chemical change

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