Why does an iron nail gain weight on rusting?

Why does an iron nail gain weight on rusting?Rust is iron-oxide – a molecule consisting of iron and oxygen. When rust forms, the mass of the iron object is increased by the mass of oxygen that has combined with some of the iron.

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World Tsunami Awareness Day Information For Students

World Tsunami Awareness Day: History, Causes, Theme, Banners

World Tsunami Awareness Day: Tsunamis are rare events, but can be extremely deadly. In the …